FCC ID: 2AQJJ-J688 Walkie Talkie(FRS)

Model:J-688 This set includes 2 walkie-talkie units: these are communication devices which operate on mobile radio frequencies. They come with 8/1 6/20/22(option) channels as well as a back-lit LCD screen, enabling you to communicate over several kilometers free-of-charge (up to 3 km in open areas) NOTE: Please read these user instructions carefully before using the equipment and retain for future consultation!

USING THETWINTALKER 1.Turning the device on/off To turn the devices on or off, hold down the power on/off button (6) for 3 Seconds a BEEP sound will be played to confirm. 2.Adjusting the volume To increase the volume, press the Up adjustor button (4) land press the Down (7) button to decrease volume. Note: The volume level (3) is displayed on the screen. 3.Battery Charge Level/Low Battery Indication The battery charge level is indicated by the number of squares present inside the battery icon on the LCD Screen. When the battery charge level is low, the battery icon will flash and a beep will be heard to indicate that the batteries need to be recharged. 4.Receiving/transmitting communications The devices are in 'Reception' mode when lit up, i.e. they are ready to receive a call or sound transmitted on the activated frequency. To send a voice message, press the TAL K button

(15) and speak into the microphone (10). Continue to press the button until you have finished transmitting your message. Hold the microphone a minimum of 5 cm from your face. Note:

-The other device must be set to the same channel and have set the same CTCSS code (see point 7) 5.Changing Channels Press the MENU button (11) once, the current channel number flashes on the display. Press the- button (4) or the-button (7) to change the channel. Press the TALK- button to (1 5) confirm and return to stand-by Mode. Note: If no button is pressed within 15 seconds during setting, the unit will return to standby. 6.CTCSS Press the MENU-button (11) twice: The current CTCSS code flashes on the display. Press the-button (4) or the-button (7) to change to another code. Press the TALK-button (15) to confirm and return to stand-by mode. Note: To disable CTCSS, select code "OF for CTCSS in the menu. When the entry is confirmed, "OF" will be displayed. 7.Lamp Press the Lamp-button (5) to activate lamp function. Press again to turn off the lamp. 8.VOX Selection The Radio is capable of voice activated (VOX) transmission. In VOX mode, the radio will transmit a signal when it is activated by your voice or other sound around you. VOX operation is not recommended if you plan to use your radio in a noisy or windy environment. Press the MENU- button (1 1) three times, the current VOX setting flashes on the display and the VOX icon is displayed. Press-button (4) to set the VOX sensitivity level 1,2, 3,

(level 3 is the most sensitive level), Press the TALK-button (15) to confirm and return to stand-by mode. 9.Scanning for an active radio channel Press and hold Button (20): The 'Scan' function indicator

(17) will appear on the screen and the channel (18) will scan continuously from 1 to 8/1 6/20/22. Press the-button (7) to start the channel scan from 8/16/20/22 to 1. NOTE: If you press the TALK button (15) while listening to a found channel, the radio returns to standby mode on the found channel. 10. call Tones A call tone alerts others that you want to start talking. 1.Setting the Call Tone The Twintalker has 10 call tones. Press the MENU- button (11) four times ,CA" is displayed and the current call tone is flashing. Press the-button (4) or the-button (7) to change to another Call Tone. Press the TALK - button (15) to confirm and return to stand-by Mode. 11.Sending a call Tone Press the CALL-button (12) briefly. The call tone will be transmitted on the set channel. 12.Key-Tone On/Off When a button is pressed, the unit will beep briefly. To set the key-tone. Press the MENU- button (11) five times. to will be displayed. Pressto enable (ON) ordisable the Key Tones (OF). Press the TALK - button (15) to confirm your selection and return to the standby mode. 13.Roger Beep On/Off After the TAL _K-button is released, the unit will send out a roger beep to confirm that you have stopped talking. To set the Roger Beep. Press the MENU- button (11) six times. ro will be displayed. Pressto enable (ON) ordisable the Roger Beep

(OF). Press the TALK - button (15) to confirm your selection and return to the standby mode. 14.Button Lock Press and hold the call tone- button (12) for two seconds to activate the Button lock mode. The button lock icon is displayed on the LCD Screen. Press and hold the call tone- button (12) again for two seconds deactivate button lock. Note: The PTT - button (15), the CALL -button (12), and the on/off button (6) will still be functional when the Button Lock is activated. 15.Display back light To activate the backlight of the LCD display, press any button. The LCD backlight will light up for 5 seconds. 16.Battery saving function When the device has not been used for 6 seconds, the economy mode is automatically activated. This does not affect the 462.5625MHz~462.7125MHz 462.5500MHz~462.7250MHz 467.5625MHz~467.7125MHz 12.5KHZ interference to radio communications. However, there 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 reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may is no guarantee that cause harmful interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

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 connected. Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Specific Absorption Rate (SAR) information:

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(FCC) scientific exposure government's through periodic and thorough evaluation of requirements that were developed by regardless of age or health. FCC RF Exposure limit of USA radio This Communicator meets independent waves. The guidelines are based on standards studies. scientific organizations include a substantial safety margin designed to assure the safety of all The standards Information and Statement persons is 1.6 W/kg averaged over one gram of tissue. Device the SAR types: Communicator has This device this tested was tested for typical body-worn operations with the back of the phone kept 2.5cm from requirements, use the user's body and accessories the back of the phone. The use of belt clips, holsters and similar accessories should not contain metallic components its assembly. The use of accessories that do not these requirements may not comply with FCC RF exposure requirements, and satisfy should be avoided. the body. To maintain compliance with FCC RF exposure that maintain an 2.5cm separation distance between also been against limit. SAR in

Page 1 of 1 FCC ID: 2AQJJ-J688 LABEL AND LOCATION Walkie Talkie(FRS) Model: J-688 FCC ID: 2AQJJ-J688

(Size: L: 6.0cm x W: 4.0cm) Label Location Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: webmaster@lcs-cert.com | Web: www.lcs-cert.com Scan code to check authenticity

Shenzhen Jizhida Technology co., ltd Agent Authorization Company: Shenzhen Jizhida Technology co., ltd Address: 1902, building C6, Hengfeng Industrial city, Xixiang, Baoan District, Shenzhen, P.R. China Product Name: Walkie Talkie(FRS) Trade Mark: /

Model Number(s): J-688, FD688, H-688 FCC ID: 2AQJJ-J688 We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature:

Date: 2022/8/11 Name:

Jacky Cheung Title:

R&D Manager Company: Shenzhen Jizhida Technology co., ltd

Shenzhen Jizhida Technology co., ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject; Request for Confidentiality FCC ID: 2AQJJ-J688 Date: 2022-08-11 To Whom It May Concern, Pursuant to the provisions of the Commissions rules Title 47 Sections 0.457 and 0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Operational Description Tune-up Procedure BOM In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR 2.803 and the importation rules in Title 47 CFR 2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s);

External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature:

Name: Jacky Cheung Title: R&D Manager

Shenzhen Jizhida Technology co., ltd Model difference statement It is hereby declared that the product Product Name: Walkie Talkie(FRS) Model: J-688 Listed Model(s): FD688, H-688 Mark:: /

PCB board, structure and internal of these model(s) are the same. Sincerely, Signature

[Jacky Cheung]

[R&D Manager]

[Shenzhen Jizhida Technology co., ltd]

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