FCC ID: 2APU9-HRD-C919 Broadband Full-band radio Bluetooth TF Card.Aux-in Player.Recorder APP Intelligent remote control

Users Manual For Broadband Multi-functional Radio Bluetooth.TF Card.AUX-in Play.Recorder APP Intelligent Remote Control

(Model: HRD-C919) Thank you for buying our product. Before use, please read this manual carefully and keep it properly. 1: Product overview Our aim in new product R&D has always been continuous innovation and meeting the needs of users. We hope you like our meticulously crafted C919 radio which will bring more happiness to people who like to listen to the radio. This is a broadband multi-functional radio. For more details, please read this manual. 2: Product features 2.1: This product can receive wireless signals of FM, MW, SW, USB , LSB, LW, VHF, UHF, AIR, CB and WB by means of software programming. It supports DEMOD mode, BW value, LOCAL, DX, double shuttle quick/slow tuning, MW/SW magnetic rod antenna receiving, DIY MW/SW loop antenna and so on, showing extremely high playability. 2.2: This product supports multiple ways of choosing a channel: pressing the number key, shuttle fine tuning, shuttle quick tuning, number key slow tuning, pressing the number key to choose automatically and searching and storing a channel automatically. 2.3: This product has two screens of the primary screen (display various working conditions) and the secondary screen (display the marquee, time, signal intensity, etc.). The primary screen is FSTN all-sight screen with VA color, giving users better visual effect. The primary screen is a 3.54inch large screen: (size of window displayed: 82.9mmx45.2mm) Size of window displayed of the secondary screen: 47.5x35.56mm 2.4: This product supports mobile APP intelligent remote control, realizing intelligent close control of radio intelligently within 20m. 2.5: This product uses advanced audio technology to realize Bluetooth connection for wireless music play. 2.6: This product supports TF card music play, music play of MP3, WMA, WAV, APE and FLA, and 256G memory maximally. 2.7: This product uses two 18650 5000mAH lithium batteries which can be replaced and has long time of endurance. 2.8: AIR has 5 meter waves, SW has 15 meter waves, VHF has 8 meter waves, and UHF has 8 meter waves, which allows you to switch between frequencies and search you channel quickly. 2.9: FM has 3 frequencies for you to choose and AM has 2 frequencies for you to choose without national boundary limitation. 1): FM1: 87.5-108MHZ FM2: 76.0-108MHZ FM3: 64.0-108MHZ 2): AM frequency receiving range: 522-1710KHZ (step value: 9KHZ):

AM: 520-1710KHZ (step value: 10KHZ) 2.:10: The marquee can be turned on in state of music play, giving you beautiful melody. 2.11: This product has a 3-inch all-band 20W speaker with BASS effect and supports listening with the earphone, meeting all users needs. 2.12: This product supports four modes of play in the state of TF card play:

: (repeat all) ,

: (repeat one) ,

: (repeat file) ,

: (random) 2.13: This product supports the function of lock. 2.14: The sleep power-off time can be set as 90, 80, 70, 60, 50, 40, 30, 20 and 10 minutes. 2.15: Two modes of scheduled power-on and scheduled alarm clock can be set. Two sets of time of scheduled power on and scheduled alarm clock can be set. 2.16: After choosing scheduled power-on, the power-off time after scheduled power-on can be set 2.17: The backlight and backlight display of number key are convenient for you to use in darkness. 2.18: In the mode of receiving, this product has a large memory of storing channels and can store 1,600 channels (FM/MW/SW/VHF/UHF/LW/CB/AIR: 200 channels for each) 2.19: This product supports EQ play. 2.20: This product displays temperature, time and perpetual calendar. 2.21: Adjustable color of display screen, multiple kinds of light ON time, multiple choices of alarm clock...humanized design increases playability. 2.22: This product supports factory data reset. 3: Packing list Name Quantity HRD-C919 high-performance all-band radio String 18650 2500mah 3.7V lithium battery USB TYPE-C charging cable 1 1 2 1 Users Manual Screwdriver Gift packing box 2 (Users Manual/APP Users Manual) 1 1 4: Download of mobile APP (see APP Installation on the attached sheet) Step1:Turn on the radio Step2:Download the APP Step3: Install the APP onto the mobile desk Step 4: Click to enter the APP and click to connect HRD-C919-BLE To disconnect the APP, long press to turn off the radio and display the clock, long press for 2 seconds to exit the APP after the APP connection symbol disappears on LCD. You can also exit the APP in the system menu (For details, please see Section 14 about how to exit the APP). Fore more functions of APP, please see the attached APP Users Manual. 5: Functions of buttons TIME/SET ALARM DISPLAY 1: ON/OFF: Press any button to turn on the light and show the time. When the time is displayed, lightly press the button to turn on the radio. In the mode of receiving, long press the button to turn off the radio (see Section 7.1.1). 2: Long press the button to set the sleep power-off time (see Section 7.1.2). In the mode of receiving, lightly press this button to switch between FM, MW, LW and SW. In the mode of receiving, lightly press this button to switch between VHF, UHF, AIR, CB and WB. 1: In the mode of FM/AM, lightly press to choose the FM&AM frequency receiving range. Please see Section 7.3.2/7.3.3. 2: In the mode of SW/UHF/VHF/AIR, lightly press to switch between SW&UHF&VHF&AIR meter waves (see Section 7.3.5). 3: In the mode of TF card, lightly press to switch between play modes:repeat all-repeat one-repeat file-random 1: In the mode of any band, press this button to set the bandwidth. See Section 7.3.14. 2: In the mode of FM/SW: long press this button to set the tuning mode. See Section 7.3.11. In the mode of FM/SW/UHF/VHF/AIR/CB/WB, press this button to select from LOCAL and DX mode. 1: When the radio is working, lightly press this button to start/stop the silence mode. 2: In the mode of VHF/UHF/AIR/CB/SW, long press this button for 2 seconds to start/stop SQ. 1: When the radio is working, lightly press this button to switch between Bluetooth, TF and PC and long press it to disconnect Bluetooth. 2: When the radio is turned off and the time is displayed, long press this button to disconnect APP. 1: Lightly press this button to choose the mode of antenna. 2: Long press this button to choose antenna attenuation (according to the preset 10/20d attenuation. See Section 7.3.10). 1: Lightly press this button to turn on/off the primary screen light. 2: Set the time. See Section 12. 1: Lightly press this button to turn on/off the secondary screen light. 2: Set the alarm clock. See Section 13. 1: In the mode of time/Bluetooth/TF card, lightly press this button to see the alarm clock time. 2: In the mode of receiving, lightly press this button to display the time/signal intensity. When the radio is working, lightly press/long press to increase the volume. Big and small Shuttle Button When the radio is working, lightly press/long press to decrease the volume. 1: In the mode of receiving (excluding WB), long press this button for 2 seconds to automatically search/store a channel. 2: In the mode of VHF/UHF/AIR/CB, lightly press this button to automatically scan and search a channel, and lightly press is again to exit scanning. 3: In the mode of WB, long press this button for 2 seconds to start/stop automatic search of WB channels. 1: When the radio is turned on, press this button to enter the menus setting. See Section 7.3.10. 2: When the time is displayed, press this button to enter the menu setting. See Section 14. 1: In the mode of receiving, enter the mode of taking a channel and long press this button for 2 seconds to delete a channel. 2: In the mode of TF card, select the music to be deleted and long press this button for 2 seconds. When del appears on the primary screen, long press this button again to confirm deletion. 3: When using the number key, press this button to delete. 1: Long press this button for 2 seconds to store a channel, and lightly press it again to confirm. 2: Lightly press this button to take a channel. 1: In the mode of receiving, lightly press this button to progressively increase the min step value of frequency at all brands. Long press is for 2 seconds to search channels up automatically. 2: In the mode of TF card, lightly press this button to play the next music, and long press it to play fast-forward. 3: In the mode of Bluetooth play: lightly press this button to play the next music. 1: In the mode of receiving, lightly press this button to progressively decrease the min step value of frequency at all brands. Long press is for 2 seconds to search channels down automatically. 2: In the mode of TF card, lightly press this button to play the previous music, and long press it to play fast-backward. 3: In the mode of Bluetooth play: lightly press this button to play the previous music. 1: In the mode of receiving, rotate the internal and external shuttle button to select a receiving frequency. 2: Lightly press the internal button the progressively increase/decrease at the min step value of frequency ranges. 3: Rotate the internal button you lightly press this button quickly search the target frequency. 4: In the mode of TF card play, rotate the internal and external shuttle button to select a music and press 5: When setting the time/alarm clock/menu, press this button to set in conjunction with the task command. 1: In the mode of receiving:

1-1: Select a frequency: its not the mode of taking a channel. Lightly press EN to change the step value. Lightly press to select the step value needed. Rotate the big shuttle button to

, the last frequency number flashes. Every time

, Digital shift flicker. Rotate the button to to confirm your selection.

[Number key]

EN

[Push lock]

[Jack of TF card]

[Earphone output]

[Audio input]

[TYPE-C jack]

[On the right of the radio]

to enter frequency selection with number key and press EN to confirm. 1-2: Take a channel: After channels are stored, press PRESET to take a channel. Directly press the number key to take a channel and press EN to confirm. 1-3: Address of manually storing a channel: long press PRESET to enter the mode of manual channel storing. Press the number key to select an address of channel storing, and lightly press PRESET to confirm. 2: In the mode of TF card, lightly press this button and EN to select a music. 1: In the mode of receiving, lightly press this button to select a frequency using the umber key and press it again to confirm. 2: In the mode of TF card, lightly press this button and to select a music. 1: Push the switch to the position of UN and all keys and knobs are not locked. 2: Push the switch to the position of RS-LOCK, and the shuttle knobs are locked. 3: Push the switch to the position of ......LOCK and all keys and knobs are locked (the state of lock) When the radio is working, lightly press this button to switch between NORMAL, POP, ROCK, JAZZ, CLASSIC, COUNTRY, NEWS, VOICE, DAC-ANALOG AND CW When the radio is working, insert the TF card to play the music in TF card first. When the radio is working, insert the 3.5MM earphone to listen to the radio and cancel the loud speaker. When the radio is working, inset the 3.5mm external audio source and play the music of external source first. 1: Charging jack 2: Connect to the audio output jack of computer 3: Connect to the computer with USB cable. Used as the TF card reader. When external T-shaped antenna is used in the mode of MW/SW, press this button to adjust the signal to noise ratio and antenna field intensity. The higher RSSI and SNR values are, the better. 6: Symbols on LCD 6-1: The primary screen ALE Use of loop antenna (magnetic rod loop antenna) Use of two-way radio SMA socket input Automatic antenna mode Antenna attenuation 10/20dB Manual antenna tuning Rod antenna (including the external antenna) Built-in antenna (including rod antenna/magnetic rod) receiving External antenna (including WT.AT and external ear antenna input) receiving Remote receiving (default) Use of LNA1 (or setting) Volume Search and store a channel automatically Store a channel manually (character flashing) Take a channel (character always on) Battery level Charging status Unit Unit locks all) lock the shuttle , Lock (

Bluetooth connection (

means successful connection) Bluetooth &TF card play ( means pause, always on means play) Weather band alarm of North American countries means waiting for connection; always on MW; LW; FM; SW; AIR; VHF; UHF; CB; WB Demodulation mode Bandwidth Step value Squelch level (

squelch is on, squelch is off) Standby time: show the time When the radio is working:

FM mode: show the address of frequency/channel storing/channel taking Bluetooth mode, TF Card mode: show the time of play Insert the 3.5mm audio cable: AUX shows the external audio input play shows the status of Bluetooth Set the light-on time of primary screen/the color of backlight Set the light-on time of secondary screen Set the light-on time of button Available APP connection Unavailable APP connection Start the time display or stop the time display on the primary screen Factory data reset Version number This product is successfully connected to the mobile APP TF card is inserted Set the receiving of antenna Select the antenna channel Keep antenna pass LNA1 antenna channel gain selection LNA1 antenna channel low gain LNA1 antenna channel high gain LNA2 antenna channel gain selection LNA2 antenna channel low gain LNA2 antenna channel high gain A-LCD SETTING B-LCD SETTING B-KEY SETTING APP ENABLE APP DISABLE TIMER DISPLAY SYSTEM RESET VETSION-*-*

ATT-SETING ANT-CHANNLE ANT-KEEP-PASS ANT-LNA1-GAIN ANT-LNA1-GAIN-L ANT-LNA1-GAIN-H ANT-LNA2-GAIN ANT-LNA2-GAIN-L ANT-LNA2-GAIN-H ATT-GAIN antenna attenuation selection ANT-10DB: antenna attenuation 10DB; ANT-20DB: antenna attenuation 20DB ANT-LNA1: antenna LNA1 channel ANT-LPF: antenna LPF channel; ANT-HPF: antenna HPF channel 6.2: The secondary screen 7: Functions 7.1 :POWER ON/POWER OFF 7.1.1: ON/OFF: Correctly install two batteries. Lightly press any key to start the time display, and lightly press [ ] to turn on the radio. When the radio is working, long press [ ] for 2 seconds to turn off the radio. Before using the radio for the firs time, please fully charge the batteries. 7.1.2: Set the sleep time:

When the time is displayed, long press[ ]for 2 seconds to set the sleep time. 90 appears on the secondary screen. Lightly press [ ] to choose the sleep time: 90, 80, 70, 60, 50, 40, 30, 20 and 10 minutes. After choosing the sleep time, [

] appears on the secondary screen. Note: The light of the power button will have different colors in different working states. The actual object prevails 7.2:

Volume adjust. When the radio is working, lightly press or long press [

] to adjust the volume. Volume level: 00-32. 7.3: Listen to the radio 7.3.1: This product can receive the following bands. Lightly press

[ ]&[ ] to select a band. FM: 64-108MHZ (demodulation mode supports ST/WFM selection) MW: 520-1710KHZ SW: 2.3-30.0MHZ (demodulation mode supports AM/LSB/USB) . See Section 7.3.11. LW: 153-522KHZ V.UHF: 20-999MHZ CB: 25-28MHZ AIR: 118-138MHZ WB: 162.4-162.55MHZ 7.3.2: FM frequency receiving range can be adjusted as needed In the mode of FM, lightly press [

] to show 64.0MHZ on the primary screen. Continuously press [

] to see three number of 64MHZ, 76MHZ and 87.5MHZ on the primary screen in turn. If 64MHZ is selected, it means the frequency receiving range is 64-108MHZ, and so forth. Value on the primary screen The default working frequency range 64MHZ 76MHZ 87.5MHZ FM1: 64-108MHZ FM2: 76-108MHZ FM3: 87.5-108MHZ You will exit setting automatically after stopping operation. The finally selected frequency range will be the default one. 7.3.3: MW step value, 9KHZ/10KHZ can be adjusted as needed In the mode of MW, lightly press [

] to show 520MHZ on the primary screen. Continuously press [

] to see two number of 520KHZ and 522KHZ on the primary screen in turn. Value on the primary screen The default working frequency range The default MW step value 522KHZ 520KHZ 522-1710KHZ 520-1710KHZ 9KHZ 10KHZ You will exit setting automatically after selecting the AM frequency range and stopping operation. The finally selected frequency range will be the default one. Note: AM step value is 10KHZIn America, Canada, Mexico and other countries of North America and South America and is 9KHZ in other countries. 7:3.4: Method of searching channels Search channels manually using the button/search channels automatically using the button/search and store channels automatically using the button/the number key/search channels by rotating the shuttle button. 7.3.4.1: Search channels manually using the button Lightly press [

] or [

] to decrease or increase progressively at the minimum step value of wave band. FM min step value: 0.1MHZ, VHF min step value: 0.0125MHZ MW min step value: 9KHZ / 10KHZ UHF min step value: 0.0125MHZ LW min step value: 9KHZ AIR min step value: 0.025MHZ SW min step value: 0.005MHZ CB min step value: 0.005MHZ 7.3.4.2: Search channels automatically using the button Long press [

] or [

] for 2 seconds to search channels at the minimum step value of wave band. Search will stop after finding a channel, and this channel will be played. 7.3.4.3: Search and store channels automatically using the button In the mode of receiving, long press [

]for 2 seconds to search and store channels automatically. In process of automatic search, PRESET flashes on the primary screen. After a channel is successfully found, CH*** appears on the primary screen, which is the address of storing channels. After a round of search, search will stop automatically, and the first channel stored will be played. Every band can store 200 channels, 1,600 channels in total (excluding WB). Note: the number of channels stored depends on local signal intensity. 7.3.4.4: The shuttle button In the mode of receiving, rotate the internal and external shuttle button at the front of radio to select a channel.

----Lightly press the internal button [

], the step value changes. Lightly press this button to select a step value. Rotate the big shuttle button [

] to select the frequency you need clockwise or anti-clockwise according to the step value selected. The adjustable step values at all bands:

FM Band Step Value Default Value 10KHZ, 50KHZ, 100KHZ 100KHZ SW (AM/LSB/USB) 0.01KHZ, 0.02KHZ, 0.1KHZ, 1KHZ, 5KHZ 5KHZ MW step value is 9KHZ MW step value is 10KHZ LW VHF UHF AIR CB WB 3KHZ, 9KHZ 5KHZ, 10KHZ, 3KHZ, 9KHZ 1KHZ, 5.0KHZ, 6.2KHZ, 7.5KHZ, 12.5KHZ, 25KHZ 1KHZ, 5.0KHZ, 6.2KHZ, 7.5KHZ, 12.5KHZ, 25KHZ 8.3KHZ, 12.5KHZ, 25KHZ 9KHZ or 10KHZ 9KHZ 12.5KHZ 12.5KHZ 25KHZ 0.01KHZ, 0.02KHZ, 0.1KHZ, 1KHZ, 5KHZ 5KHZ 25KHZ 25KHZ

--Rotate the small shuttle button[

] , the last frequency number flashes. Lightly press the internal button[

], the number flashes. Rotate the small shuttle button to see quick changes at the position of number flashing until finding the target frequency. 7.3.5: Quick switch between [ ] meter waves SW, VHF, UHF, and AIR all have meter waves:

Band Meter Wave 2.3MHZ.3.2MHZ.3.75MHZ.3.9MHZ.4.75MHZ.5.73MHZ. SW 7.1MHZ.9.25MHZ.11.5MHZ.13.57MHZ. 15.03MHZ. 17.48MHZ. 18.9MHZ. VHF UHF AIR 21.45MHZ. 25.67MHZ (15 meter waves) 30.0MHZ.42.0MHZ.55.0MHZ.68.0MHZ.100.0MHZ.136.0MHZ, 218.0MHZ. 250.0MHZ (8 meter waves) 250.0MHZ.320.0MHZ.460MHZ.580.0MHZ.620.0MHZ.730.0MHZ, 800.0MHZ.999.0MHZ (8 meter waves) 118MHZ.123MHZ.128MHZ. 133MHZ.138MHZ

(5 meter waves) Lightly press[ ] and press[

] or the shuttle button to quickly find the frequency you need. 7.3.6: Store channels manually

---When the radio is working, find a target frequency with the method in Section 7.3.4. Long press[

] for 2 seconds to enter the mode of storing channels. PRESET *** flashes on the primary screen. Lightly press [

] to confirm.

---Long press[

]for 2 seconds. PRESET *** flashes on the primary screen. Lightly press

] or[

] to choose an address of storing channels (or the number of channel to be replaced). Lightly press again to confirm.

---Long press for 2 seconds. PRESET *** flashes on the primary screen. Lightly press [

] to enter the address of storing channels. Lightly press [

]again to confirm, and now a channel is stored successfully. 7.3.7: Take channels After channels are stored with the methods in Section 7.3.4.3 and 7.3.6, lightly press [

] to enter the mode of taking channels. When PRESET CH *** appears on the primary screen, lightly press

] or[

]to choose an address of taking channels.

---In the mode of PRESET taking channels, you can also use [ ]to enter a valid address of storing channels, and press EN again to confirm the frequency of address of taking channels. If the number you select is not a valid address of storing channels, null appears on the primary screen. Exit the mode of taking channels: Lightly press PRESET, PRESET disappears on the primary screen, which means exiting the mode of taking channels. 7.3.8: Delete channels Select a channel you dont need according to Section 7.3.7. Long press[

], then [

] appears on the primary screen, which means the channel is deleted. 7.3.9: WB of North America Lightly press [

] to switch to WB. Lightly press [

] or[

] or rotate the shuttle button [

] to choose the weather frequency to receive. Receiving frequencies:

1 - 162.400MHZ, 2 - 162.425MHZ, 3 - 162.450MHZ, 4 - 162.475MHZ, 5 - 162.500MHZ, 6 - 162.525MHZ, 7 - 162.550MHZ 7.3.9.1: Search WB channels automatically In the mode of WB, long press [

]for 2 seconds to automatically search WB channels. ALE appears on LCD. In the state of ALE, if no WB channel is found, long press[

]for 2 seconds again to exit ALE automatic search.

(Note: All buttons dont work in the mode of automatic search. You must use other receiving functions by long pressing[

] for 2 seconds to cancel automatic search) 7.3.10: Enter the setting function when the radio is working at all bands In the mode of receiving, long press[

] to enter the setting function and enter the main menu. Rotate the shuttle button [

]clockwise or anti-clockwise to select in the main menu Lightly press shuttle button[

] to enter the sub-menu. Rotate the shuttle button[

] clockwise or anti-clockwise to select and lightly press this button to confirm your selection. SETTING OK appears on the primary screen. Exit setting: In order to exit setting in the mode of sub-menu, long press[

] to return to the home page, and lightly press [

] again to exit. In order to exit setting in the mode of main menu, directly lightly press [

]to exit. Or wait for about 10 seconds, then the system will exit automatically. Band Tasks in the main menu on the primary screen Select in the sub-menu ANT-KEEP-PASS Lightly press the shuttle button[

]to show SETTING OK, Keep antenna pass which means setting is finished. Lightly press the shuttle button [

] to enter the sub-menu to ANT-CHANNLE Antenna channel selection select:

ANT-HPF (HPF filter) ANT-LNA1 (LNA1 channel) Lightly press the shuttle button [

]to show SETTING OK, which means setting is finished. Lightly press the shuttle button [

] to enter the sub-menu and ANT-LNA1-GAIN LNA1 antenna channel gain rotate the button to select:

ANT-LNA1-GAIN-L (LNA1 antenna channel low gain) ANT-LNA1-GAIN-H (LNA1 antenna channel high gain) selection Lightly press the shuttle button[

] to show SETTING OK, FM which means setting is finished. Lightly press the shuttle button [

] to enter the sub-menu and ANT-LNA2-GAIN LNA2 antenna channel gain rotate the button to select:

ANT-LNA2-GAIN-L (LNA2 antenna channel low gain) ANT-LNA2-GAIN-H (LNA2 antenna channel high gain) selection Lightly press the shuttle button [

]to show SETTING OK, which means setting is finished. Lightly press the shuttle button [

]to enter the sub-menu and ATT-GAIN Antenna attenuation rotate the button to select:

ANT-10DB: antenna attenuation 10DB ANT-20DB: antenna attenuation 20DB Lightly press the shuttle button [

] to show SETTING OK, which means setting is finished. Lightly press the shuttle button [

] to show SETTING OK, which means setting is finished. ANT-DEFAULT Default antenna Band Tasks in the main menu on the primary screen Select in the sub-menu ANT-KEEP-PASS Lightly press the shuttle button[

] to show SETTING OK, which means Keep antenna pass setting is finished. ANT-CHANNLE Antenna channel selection ANT-LNA1-GAIN LNA1 antenna channel gain selection ANT-LNA2-GAIN LNA2 antenna channel gain selection Lightly press the shuttle button[

ANT-LPF(HPF filter) ANT-LNA1(LNA1 channel) Lightly press the shuttle button[

setting is finished. Lightly press the shuttle button [

button to select:

] to enter the sub-menu to select:

] to show SETTING OK, which means

] to enter the sub-menu and rotate the ANT-LNA1-GAIN-L (LNA1 antenna channel low gain) ANT-LNA1-GAIN-H (LNA1 antenna channel high gain) Lightly press the shuttle button[

setting is finished. Lightly press the shuttle button[

to select:

] to show SETTING OK, which means

] to enter the sub-menu and rotate the button ANT-LNA2-GAIN-L (LNA2 antenna channel low gain) ANT-LNA2-GAIN-H (LNA2 antenna channel high gain) Lightly press the shuttle button [

setting is finished. Lightly press the shuttle button [

button to select:

] to show SETTING OK, which means

] to enter the sub-menu and rotate the ATT-GAIN Antenna attenuation ANT-10DB: antenna attenuation 10DB ANT-20DB: antenna attenuation 20DB Lightly press the shuttle button[

setting is finished. Lightly press the shuttle button [

button to select:

] to show SETTING OK, which means

] to enter the sub-menu and rotate the SQL-LEVEL SQL-LEVEL 00-01-02-03-04-05-06-07-08-09 (9 squelch levels) Lightly press the shuttle button [

setting is finished. Lightly press the shuttle button [

button to select:

]to show SETTING OK, which means

] to enter the sub-menu and rotate the WT-SCAN-MODE-FREQ frequency scanning mode WT-SCAN-MODE WT-SCAN-MODE-PRESET stored channel scanning mode Lightly press the shuttle button[

] to show SETTING OK, which means ANT-DEFAULT Default antenna setting is finished. Lightly press the shuttle button [

setting is finished.

] to show SETTING OK, which means SW/CB/

VHF/UHF/

AIR Note: If SQ function is started, long press [ ] for 2 seconds to cancel the function.[

] shows 0 on the primary screen. Long press [ ]for 2 seconds again, [

] shows the recovered SQ value of current SQ. 7.3.11: Demodulation modes of SW This product supports the following three demodulation modes in the SW receiving mode: AM, LSB and USB. In the mode of SW receiving, long press [

] for 2 seconds, then AM flashes on the primary screen. Lightly press [

] within 2 seconds, then USB flashes. means searching. About 2 seconds later, it is switched to USB. In the mode of USB, long press[

] for 2 seconds, then USB flashes, and lightly press[

again to switch to LSB. In the mode of LSB, long press [

]for 2 seconds, then LSB flashes, and lightly press [

again to switch to AM ordinary receiving mode. 7.3.13: Demodulation modes of other bands In the mode of receiving, long press [

], then [

]flashes on the primary screen. Lightly press

]to select the demodulation mode you need (For demodulation modes of SW, please see Section 7.3.11). The demodulation modes of all bands are described in the following table:

FM Mode MW Mode SW Mode LW Mode WB Mode CB Mode AIR Mode VHF Mode UHF Mode WFM(MONO) AM ST (STEREO) AM USB LSB AM NFM AM AM NFM NFM 7.3.14: Select the BW bandwidth of all bands In the mode of receiving, lightly press [ ]to select the BW bandwidth of every band. Lightly press [ ], BW flashes on the primary screen. Lightly press [ ], then the numbers change in turn. Wait for 2 seconds, then the final choice will be the default one. BW values can be founded in the following table:

FM Mode MW Mode SW Mode LW Mode WB Mode CB Mode AIR Mode VHF Mode UHF Mode 110KHZ 1.0KHZ 1.0KHZ 1.0KHZ 3.0KHZ 1.0KHZ 1.0KHZ 1.7KHZ 1.7KHZ 84KHZ 60KHZ 40KHZ 1.8KHZ 1.8KHZ 1.8KHZ 1.8KHZ 1.8KHZ 2.0KHZ 2.0KHZ 2.0KHZ 2.0KHZ 2.0KHZ 2.0KHZ 2.0KHZ 2.5KHZ 2.5KHZ 2.5KHZ 2.5KHZ 2.5KHZ 2.5KHZ 2.5KHZ 3.0KHZ 3.0KHZ 3.0KHZ 3.0KHZ 3.0KHZ 3.0KHZ 3.0KHZ 3.75KHZ 3.75KHZ 4.0KHZ 4.0KHZ 4.0KHZ 4.0KHZ 4.0KHZ 4.0KHZ 4.0KHZ 6.0KHZ 6.0KHZ 6.0KHZ 6.0KHZ 6.0KHZ 4.25KHZ 4.25KHZ 4.50KHZ 4.50KHZ 8: Bluetooth mode

---Bluetooth name: HRD-C919.

---When the radio is working, lightly press[

] to switch to mode.

--- The Bluetooth symbol[

] flashes, which means waiting for connection.

---Turn on Bluetooth and connect to HRD-C919. After successful connection, [

] is always displayed and [

] flashes. Turn on the mobile music player and connect to Bluetooth to play.

--- Lightly press[

] to play the next music and [

] to play the previous one.

---Lightly press[

] to switch between pause and play or use your phone to control.

---Disconnect Bluetooth: In the state of Bluetooth connection, long press [

] to exit. 9: TF card play

---Insert the TF card, lightly push it in place at the direction of [

] and lightly push it again to take it out.

---In and mode of turning on the radio, the music in the TF card will be played first after inserting the TF card. [

] appears on the screen.

---In other working modes, lightly press [

] to switch to TF card play mode; lightly press [

] to switch between pause/play.

---Lightly press[

] to play the next music, and lightly press[

] to play the previous music. Long press [

] to play fast-forward, and long press [

] to play fast-backward.

---In the mode of TF card play, rotate the internal and external shuttle button to select music. Lightly press

] to confirm your selection.

---You can also directly enter the valid music number using the number key and lightly press EN to play.

---Delete the music in the TF card: Find the music you want to delete using the above three modes, long press [DEL] for 2 seconds, then del appears on the primary screen, and lightly press [DEL] again to delete it.

---In the mode of TF card play, you can choose the play mode:

Lightly press[

], current play mode,

, or appears on the primary screen. Lightly press [

], the four symbols appear in turn.

(repeat all) ,

(repeat one) ,

(repeat file) ,

: (random)

---TF card supports 256G maximally.

---TF card supports MP3, WMA, WAV, APE and FLAC.

---TF card supports 65,535 files maximally Note:

When the radio is playing music in TF card mode, in case of sound vibration for reason of music source, please adjust the volume. When the radio is receiving in Bluetooth mode, music play fails after inserting the TF card and 0000 appears. It is possibly caused by music source or maybe the TF card is broken. If the TF card is broken, please replace it with a new one. 10: EQ effect setting in the mode of Bluetooth and TF card of all bands In the mode of working, lightly press [

]to select an EQ effect. Working mode EQ EQ-NORMAL EQ-POP EQ-ROCK EQ-JAZZ EQ-CLASSIC EQ-COUNTRY EQ-NEWS EQ -VOICE FM MW SW LW WB CB AIR VHF UHF BT TF Bluetooth card DAC-ANALOG EQ -CW

[] means the EQ effect to be selected in the working mode. Note: NEWS filter: audio filter: 150-4000HZ VOICE filter: audio filter: 250-2500HZ CW filter: audio filter: 500-1100HZ 11: Use of the lock button The three positions on the right side of radio have the following functions:

[UN-LOCK] means being not locked/unlock.

[RS-LOCK] means only the big and small shuttle buttons are locked. flashes on the primary screen.

[......LOCK] means all buttons are locked (APP is not locked. Connect to [

]. ALL of the symbol appears in the primary screen. Now all buttons are locked. 12: Set the running time In the mode of time display, long press [TIME/SET] for 2 seconds to set the running time/date as follows:

Step1:On the time display state. Step2:Long press the [TIME/SET]button Step3:Hour digit [ ]is flashing Step4:Turn the big/small shuttle knob[ ]to adjust to hour Step5:Short press [TIME/SET] button Step6:Minute[ ] digit flashing Step7:Turn the big/small shuttle knob [ ]to adjust to Minute Step8:Short press [TIME/SET] button Step9:Year digit [ ]flashing Step10:Turn the big/small shuttle knob [ ] to adjust to Year Step11:Short press [TIME/SET] button Step12:Month digit[ ] flashing Step13:Turn the big/small shuttle knob[ ] to adjust to Month Step14:Short press [TIME/SET] button Step15:Date digit[ ] flashing Step16:Turn the big/small shuttle knob[ ] to adjust to Date Step17:Short press [TIME/SET] button for confirm Note: The day of week including MON, TUE, WED, THU, FRI, SAT and SUN will be updated automatically as the date is updated. 13: Set the alarm clock After setting the running time as shown in Section 12, in the state of time display, long press ALARM for 2 seconds to set the alarm clock time/scheduled power on

(Two sets of alarm clocks can be set as needed) as follows:

Step1:On the time display state Step2:Long press [ALARM] button Step3:When the digit 1 or 2 is flashing Turn the big/small shuttle knob[ ] to adjust set any set of alarms Step4:Short press [ALARM] button Step5:When ON/OFF is flashing Turn the big/small shuttle knob[ ] to elect turn on the alarm or turn off the alarm

[ON] is turn on the Alarm.[OFF] is turn off the Alarm. Step6:After elect [ON] to turn on the Alarm,short press[Alarm]button Step7:Alarm hour digit[ ] is flashing Step8:Turn the big/small shuttle knob[ ] to adjust alarm hour. Step9:Short press[Alarm]button Step10:Alarm Minute[ ] is flashing Step11:Turn the big/small shuttle knob[ ] to adjust alarm minute. Step12:Short press[Alarm]button elect [Alarm time ]or [timed power on time]

Turn the big/small shuttle knob[ ] to elect either one

[ ]symbol is Alarm time.

[ ]symbol is timed power on time Step13:After elect the [ ]

Short press[Alarm]button,Turn the big/small shuttle knob[ ] to elect Four ringtones [ ]

Short press[Alarm]button for confirm After elect the [ ]

Short press [Alarm]button,Turn the big/small shuttle knob[ ] to elect Timed shutdown time after timed power on.can be elected:10-20-30-40-50-60-70-80-90-FULL (Unit:minute) If elect FULL(mean the radio will not automatically shut down after automatic power on) Step14:After setting alarm function.the Alarm symbol[

] is display on the Second screen. Turn off the alarm clock: select 1 OFF/2 OFF as shown in the above figure. After selecting OFF, the alarm clock symbol of the secondary screen will disappear. Note: If scheduled power on [ ] is selected and scheduled power off time of 10-20-30-40-50-60-70-80-90 minutes are selected, the radio will be turned off on schedule, and the sleep symbol will appear on the secondary screen. After the radio is turned off, will disappear. After setting the scheduled power on and the alarm clock time, in the state of power on or time display, lightly press [DISPLAY]to check the time of and

. 14: In the mode of time, you can set the following content in the menu In the state of time display, long press to set functions. Enter the main menu which has the following options. Rotate the shuttle button clockwise or anti-clockwise to select in the main menu. After selecting the main menu task to be set, lightly press the shuttle button to select in the sub-menu. Rotate the shuttle button clockwise or anti-clockwise to select the sub-menu task and lightly press this button to confirm. The main menu Sub-menu options Lightly press the shuttle button[

] to enter the sub-menu to set the light off time of the primary screen. The time unit is s. 1: TIME SET 05-S/06-S/07-S/08-S......30-S/FULL Rotate the shuttle button[

] to select the time. FULL means the backlight of the primary screen is always on. A-LCD SETTING Lightly press the shuttle button to set the backlight color of the

(Set the backlight primary screen:

color/light on time of the 2: COLOUR SET 1......7 primary screen) Seven colors for you to choose:

1): Fresh grass green, 2): Elegant brown, 3): Soft blue, 4): Light green, 5): Pure light blue, 6): Luxury purple, 7): Joyful yellow Rotate the shuttle button to select the backlight color of the primary screen. In case of no operation within 10 seconds, the final choice will be confirmed automatically. Time display will be recovered. Lightly press the shuttle button to enter the sub-menu to set the light off time of the secondary screen. The time unit is s. B-LCD SETTING 1: TIME SET 05-S/06-S/07-S/08-S......30-S/FULL

(Set the light on time of Rotate the shuttle button to select the time. the secondary screen) FULL means the backlight of the secondary screen is always on. In case of no operation within 10 seconds, the final choice will be confirmed automatically. Time display will be recovered. Lightly press the shuttle button to enter the sub-menu to set the working state and light on time of button. The time unit is s. C-KEY SETTING 1: TIME SET 05-S/06-S/07-S/08-S......30-S/FULL

(Set the light on time in Rotate the shuttle button to select the time. working state) FULL means the backlight of the secondary screen is always on. In case of no operation within 10 seconds, the final choice will be confirmed automatically. Time display will be recovered. Lightly press the shuttle button to enter the sub-menu and rotate the button to select:

APP ENABLE APP DISABLE----APP doesnt work (it is helpful for power saving

(Connect/disconnect and interference reduction) APP) APP ENABLE----APP works normally In case of no operation within 10 seconds, the final choice will be confirmed automatically. Time display will be recovered. Lightly press the shuttle button to enter the sub-menu and rotate the button to select:

TIMER OFF TIMER DISPLAY---The time of the primary screen is always

(Display/off of the displayed primary screen) TIMER OFF--------The time of the primary screen is off In case of no operation within 10 seconds, the final choice will be confirmed automatically. Time display will be recovered. Lightly press the shuttle button to enter the sub-menu and rotate SYSTEM RESET the button to select:

YES---Factory data reset NO---Factory data reset is abandoned In case of no operation within 10 seconds, the final choice will be confirmed automatically. Time display will be recovered. VERSION-***

15: TYPE-C USB charging Version This product has overvoltage protection function in charging. Charging voltage: 6.2V. Please use the charging device with output voltage of DC5V/1A-DC3A to charge the batteries. If the lithium battery is not in use for a long time, please charge it once a month or remove it. Insert the USB cable, then appears and the charging indication symbol flashes on LCD, which means its charging. When the batteries are charged fully, appears and stops flashing. The charging time is generally 4-5 hours. 16: Used as a card reader When the TF card is inserted into the radio, connect the radio to the computer using a USB cable for file transmission and deletion of files in the TF card. 17: AUX input play When the radio is turned on, insert the 3.55MM sound source device (such as mobile phone and computer) into the right jack of the radio using a 3.5MM audio cable. AUX appears on the primary screen, and the audio files will be played first.

(Note: We dont provide the audio cable) 18: Temperature display In the state of time display or power on, lightly press [ ], then [ ] appears on the left upper corner of the primary screen. Press [ ]to exit temperature display. 19: Sound recording When the radio is working, insert the TF card, long press to record sound, then RECORDING flashes on LCD and the time of sound recording is displayed on the secondary screen. After sound recording is finished, long press to exit sound recording. Take the sound file: Press to enter the mode of TF card play and select from TF music list. Note: If no valid TF card or no TF card is inserted, em appears on the secondary screen. Delete the function of sound recording. 20: Antenna When listening to FM,VHF, UHF, SW, AIR, CB and WB, pull out the antenna, change the length of antenna, try the direction and find a position with the best receiving effect. *In case of channel chaos due to strong interference, please shorten the antenna. Listen to AM and LW: This product uses the built-in magnetic antenna to receive AM. The magnetic antenna may be affected by direction to receive signals, so you can properly rotate the radio when listening to AM/LW to find a position with the best receiving effect. In the mode of receiving, lightly press DISPLAY to display SNR and RSSI. 21: Key technical parameters Band FM SW MW LW AIR CB VHF UHF WB Frequency range Demodulation mode Receiving Description sensitivity 64-108MHZ WFM/ST 2uV FM BAND 2.30-30.00MHZ AM/USB/LSB 20uV SW BAND/USB/LSB 520-1710KHZ 153-522KHZ 118-138MHZ 25-28MHZ 20-250MHZ 250-999MHZ 162.4-162.55MHZ AM AM AM AM NFM NFM NFM 1mV/m MW BAND 1mV/m LW BAND 1uV AIR BAND 10dBuV CITY BAND

-9dBuV

-9dBuV

-9dBuV VHF UHF WB Speaker: 3inch 3 20W Number of channels stored: 1,600 Bluetooth version: V5.0 Bluetooth receiving distance: 20m Min operating voltage:

External input voltage: DC5V Lithium batteries: 3.7v 5000mAh (2500mAhx2) TF card supports MP3, WMA, WAV, APE and FLAC TF card supports MP3, WMA, WAV, APE and FLAC maximally Product dimension: 170x190x85mm Net weight: 1,090g (including two batteries) Communication signals of SSB:

Some common communication frequencies of SSB (KHZ) The frequencies not noted are the frequency of USB Guangzhou Coast Radio Station: 8716 8782 13107 13149 13182 17398 19772 19793 22735 Tianjin Coast Radio Station: 13092 Shanghai Coast Radio Station: 8773 Yantai Coast Radio Station: 4381 8764 13077 17332 Zhanjiang Coast Radio Station: 2182 6200 6501 Zhoushan Haixiang Shipping Service Company: 12408 Xiamen Coast Radio Station: 4314 8453 12876 American Hawaii Guam Radio Station: 10320 13362 (day) 5765 6350 (night) Manila Airport: 8942 Iceland Coast Radio Station: 13855 Kuzu Airlines Cargo Weather Station: 8828 Nanhai District Fish-farming Port Administration Bureau Ministry of Agriculture of the PRC:

12215 Zhanjiang Marine and Fishery Bureau: 4925 Beihai Aquatic Products Bureau: 6230 Sanya Marine and Fishery Bureau: 8210 Lianjiang Marine and Fishery Bureau: 4378 Fangchenggang Aquatic Products and Animal Husbandry Bureau: 6300 Danzhou Marine and Fishery Bureau: 13250 Lingao Marine and Fishery Bureau: 7735 International maritime communication bands: 8195-8815 12330-13200 Common frequencies of amateur radio station:

Japanese weather: 9970 13597 Japanese newspaper: 12745 Taiwan weather: 13900 Bands at which strong signals appear frequently of coast stations using Southeast Asian languages and English:16590-16860 80m 3500-3900 40m 7000-7100 (LSB) 20m 14000-14350 15m 21000-21450 10m 28000-29700 Philippines: 6765 Amateur radio station: 14180 Ham station: 14270 LSB Japanese amateur station: 3569 Telegram station: 12967 Airline: 13281 13284 The frequencies above are used for reference only. Free channels of civil two-way speaker:

Free channels in China:

1: 409.7500 2: 409.7625 3: 409.7750 4: 409.7875 5: 409.8000 6: 409.8125 7: 409.8250 8: 409.8375 9: 409.8500 10: 409.8625 11: 409.8750 12: 409.8875 13: 409.9000 14: 409.9125 15: 409.9250 16: 409.9375 17: 409.9500 18: 409.9625 19: 409.9750 20: 409.9875 Standard frequencies of European public two-way radio (unit: MHZ) 1: 446.00625 2: 446.01875 3: 446.03125 4: 446.04375 5: 446.05625 6: 446.06875 7: 446.08125 8: 446.9375 Free frequencies of household radio station in America 1: 462.5625 2: 462.5875 3: 462.6125 4: 462.6375 5: 462.6625 6: 462.6875 7: 462.7125 8: 467.5625 9: 467.5875 10: 467.6125 11: 467.6375 12: 467.6625 13: 467.6875 14: 467.7125 reasonable frequency harmful FCC Warnning:

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide protection againstharmful interference in a residential installation. This equipment generates, with uses and can radiateradio the there is equipment determined by turning the equipmentoff interference Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is in communications. installation. maycause thatinterference cause harmfulinterference to radio or television reception, which can be instructions, guarantee does energy and, interference occur accordance However, If thefollowing measures:

radio a encouraged if to in one particular installed correct more used user and and this will not not the on, the try no by or to to of is connected. Consult the dealer or an experienced radio/TV technician for help. Caution:

could void your authority to operate this equipment. modications changes Any this or to device not explicitly approved by manufacturer with complies device This conditions:

(1)This interference received, including interference that may cause undesired operation. interference, Operation harmful subject device device Rules. cause may part and FCC this not the

(2) 15 to of is the following two must accept any set with forth for an minimum uncontrolled 0cm distance exposure radiation be installed and limits operated This with complies equipment equipment FCC This environment. should between the radiator and your body.

Shenzhen Hanrongda Electronic Co., Ltd. No.21, LiYuanxia,Xin Li Road, Ping Hu Town, Long Gang District,Shenzhen China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 To whom it may concern:

2024-3-13 We, Shenzhen Hanrongda Electronic Co., Ltd., hereby certify that the equipment for which authorization is sought (FCC ID: 2APU9-HRD-C919) is not covered equipment prohibited from receiving an equipment authorization pursuant to 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, we are not identified on the Covered List (https://www.fcc.gov/supplychain/coveredlist) as an entity producing covered equipment. By signing this form, we confirm the above and that we are aware of the application requirements listed under 2.911(b) and (d)(5) and (6). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. Sincerely, Signature Dan Ling Manager Shenzhen Hanrongda Electronic Co., Ltd. 3 0 V

, U

) i i

d n a

) i

) 5

) d

1 1 9 2 _ u q E d e r e v o C

l e d o m

_ 2 6

Shenzhen Hanrongda Electronic Co., Ltd. Add: No.21, LiYuanxia,Xin Li Road, Ping Hu Town, Long Gang District,Shenzhen China Date: 2024-3-13 FCC ID: 2APU9-HRD-C919 Dear Sir/Madam, We, Shenzhen Hanrongda Electronic Co., Ltd. Hereby declares the following statement for Federal Communications Commission, PCB board, circuit, structure and internal of these model(s) are the same, Only model number is different for these model:

Product name: Broadband Full-band radio Bluetooth TF Card.Aux-in Player.Recorder APP Intelligent remote control Model no.: HRD-C919, ZWS-C919 Sincerely, Name/Title Company:

Address:

Phone:

Fax:

E-Mail:

Dan Ling/Manager Shenzhen Hanrongda Electronic Co., Ltd. No.21, LiYuanxia,Xin Li Road, Ping Hu Town, Long Gang District,Shenzhen China

+86 75528498283 N/A hrd8283@126.com

CONFIDENTIALITY REQUEST for Certification Service in USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21046 Date:<2024-3-13>

Pursuant to Paragraphs 0.457 and 0.459 of the Commissions Rules (47 C.F.R.) and Section 552(b)(4) of the Freedom of Information Act, we requests confidentiality for the following products:

FCC ID 2APU9-HRD-C919 Model name HRD-C919 For the product stated above, we request that the following information be held confidential;

Exhibits Long-Term Short-Term Short-Term Confidentiality Confidentiality Confidentiality Days External Photos Internal Photos Block Diagram Schematics Test Setup Photos Users Manual Parts List Tune Up Operational Descriptions The long-term confidentiality exhibits contain our trade secrets and proprietary information that could be of benefit to our competitors. The short-term confidentiality on the basis of ensuring that business sensitive information remains confidential until the actual marketing of our new device. If you have any questions, please feel free to contact me at the address shown below. Sincerely, Name/Title Dan Ling/Manager Company:

Address:

Shenzhen Hanrongda Electronic Co., Ltd. No.21, LiYuanxia,Xin Li Road, Ping Hu Town, Long Gang District,Shenzhen China

+86 75528498283 N/A hrd8283@126.com Phone:

Fax:

E-Mail:

No.21, LiYuanxia,Xin Li Road, Ping Hu Town, Long Gang District,Shenzhen China Shenzhen Hanrongda Electronic Co., Ltd. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 To whom it may concern:

2024-3-13 We, the undersigned, hereby authorize Eurofins Product Service GmbH to act on our behalf in all matters relating to applications for equipment authorization FCC ID: 2APU9-HRD-C919 including the signing of all documents related to these matters. Any and all acts carried out by Eurofins Product Service GmbH on our behalf shall have the same effect as acts of our own. By signing this application form, we agree to Eurofins current valid General Terms and Conditions

(AGB),Testing and Certification Regulations (PZO) which can be viewed on following website www.eurofins.de/ee or retrieved on request. We also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Sincerely, Name/Title Dan Ling/Manager Company:

Address:

Shenzhen Hanrongda Electronic Co., Ltd. No.21, LiYuanxia,Xin Li Road, Ping Hu Town, Long Gang District,Shenzhen China

+86 75528498283 N/A hrd8283@126.com Phone:

Fax:

E-Mail:

Shenzhen Hanrongda Electronic Co., Ltd. No.21, LiYuanxia, Xin Li Road, Ping Hu Town, Long Gang District, Shenzhen, China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 U.S. Agent Designation 2024/03/11 Shenzhen Hanrongda Electronic Co., Ltd. acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought

(FCC ID: 2APU9-HRD-C919):

Name and company of U.S. agent:

GSS SERVICE INC Physical U.S. address of agent:

6547 N Academy Blvd #2266 Colorado Springs COLORADO 80918 FRN of U.S. agent:

United States 0033402082 Email address of U.S. agent:

MichouxLogan@outlook.com GSS SERVICE INC acknowledges their obligation to accept service of process on behalf of Shenzhen Hanrongda Electronic Co., Ltd. Shenzhen Hanrongda Electronic Co., Ltd. with the FRN [0027534858] accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. 5 0 V

, U

) 7

) d

1 1 9 2 _ t n e g A _ S U

l e d o m

_ 8 4 Sincerely, Signature Dan Ling Manager Signature Michoux Logan PM Shenzhen Hanrongda Electronic Co., Ltd. GSS SERVICE INC