FCC ID: YHLBLUG51 Smart Phone with GSM, WCDMA, LTE, WiFi and Bluetooth

3909 Android 8.1is the Operating System for your Touch Screen3909.

-1-

INTRODUCTION Thanks for choosing 3909, Single SIM Android, 3G smart phone based on 1.3GHz Quad Core Processor.This smartphone is running on Android 8.1OS.If youd like your phone to live a long and fruitful life, please read this guide carefully and keep it for future reference. You never know when you might need it. And dont worry if the pictures we use to demonstrate your phones functions look a little different from what you see on its screen. Its the functions that matter.

-2-

Table of Contents 1 Safety ......................................................................... 4 1.1 Safety Precautions ........................................... 4 1.2 Using your phone safely .................................. 4 2 Understanding your Phone ................................... 7 2.1 Your Phone ....................................................... 7 Here need to add your own pictures ....................... 7 2.2 Description Icons .............................................. 7 2.3 Charging the battery ........................................ 8 2.4 Power ON/OFF ................................................. 8 2.5 Enter Main Menu .............................................. 8 2.6 Enter Sub Menu ............................................... 8 2.7 Use Notification Panel ..................................... 9 2.8 Move icons on the main interface .................. 9 2.9 Delete icons on the main interface ................... 9 2.10 Change wallpapers .......................................... 9 2.11 Recent tasks ..................................................... 9 2.12 Install APK through File Manager .................. 9 3 Using your Phone.................................................... 11 3.1 Main Menu & Its Functions ............................. 11 3.2 Wi-Fi .................................................................. 14 4 Inputting Text ........................................................... 15 5 Maintenance ............................................................. 16 6 Taking Care of your Device ................................... 16

-3-

1 Safety 1.1 Safety Precautions Please read through the following briefings carefully and act in accordance with these rules, so as to prevent causing anydanger or violating any law. W/kg@1g(Head) W/kg@1g(Body) SAR Value Use cell phone when the signal strength is good. Keep your calls short or instead use headset or send a text message. This advice applies especially to children, adolescents and pregnant women. If you are using a Bluetooth headset device, please make sure it has a low power emitter. ROHS Declaration Declaration of Conformity with the requirements of the e-waste Management Rules, 2011

(adopted by Notification S.O.1035 (E) of Ministry of Environment and Forests) The Product is in conformity with the requirements of Rule 13 of the e-waste Rules. The content of hazardous substance with the exemption of the applications listed in SCHEDULE II of the e-waste Rules:

a. Lead (Pb) not over 0.1% by weight;

b. Cadmium (Cd) not over 0.01% by weight;

c. Mercury (Hg) not over 0.1% by weight;

d. Hexavalent chromium (Cr6+) not over 0.1% by weight;

e. Polybrominated biphenyls (PBBs) not over 0.1% by weight;

f. Polybrominateddiphenyl ethers (PBDEs) not over 0.1% by weight. 1.2 Using your phone safely On The Road Using a phone while driving is illegal in many countries. Please follow local laws and drive safely at all times. Near Sensitive Electronics Dont use your phone near sensitive electronic equipment particularly medical devices such as pacemakers as it could cause them to malfunction. It can also interfere with the operation of fire detectors and other automatic-control equipment.

-4-

For more information about how your phone affects pacemakers or other electronic equipment, please contact the manufacturer or your local distributor. Your phone may cause interference when used near TVs, radios or automated office equipment. While Flying Your phone can cause interference with aircraft equipment. So its essential you follow airline regulations. And if airline personnel ask you to switch off your phone, or disable its wireless functions, please do as they say. In Hospital Your phone may interfere with the normal operation of medical equipment. Follow all hospital regulations and turn it off when youre asked to by posted warnings or medical staff. At a Petrol Station Dont use your phone at petrol stations. In fact, its always best to switch off whenever youre near fuels, chemicals or explosives. Around Water Keep your phone away from water (or any other liquid). Its not a waterproof model. Making Repairs Never take your phone apart. Please leave that to the professionals. Unauthorised repairs could break the terms of your warranty. Broken Antenna Dont use your phone if the antenna is damaged, as it could cause injury. Around Children Keep your mobile out of childrens reach. It should never be used as a toy and it might not

-5-

be good for their health. Original Accessories Only use the original accessories supplied with your phone or those approved by the manufacturer. Using unapproved accessories may affect performance, make the warranty void, break national regulations on the use of mobile phones, or even cause injury. Near Explosives Turn off your phone in or near areas where explosive materials are used. Always obey local laws and turn off your phone when requested. Emergency Calls To make an emergency call your phone must be turned on and in an area where theres network coverage. Dial the national emergency number and press send. Explain exactly where you are and dont hang up until help has arrived. Working Temperature The working temperature for the phone is between 0 Degree and 40 Degree Celcius. Please dont use the phone outside the range. Using the phone under too high or too low temperature might cause problems. At very high volume, prolonged listening to a mobile phone can damage your hearing.

-6-

2 Understanding your Phone 2.1 2.2 Your Phone Here need to add your own pictures Description Icons Keys Functions Press this button to return home from any application or Home interface. Menu Back Power Press it to open recently opened application window Press it to return to the previous interfaceor to close dialog box ,options,menu notification panel or the keypad. Press it to open the phones menuthen you could choose to restart phone or turn off the phone Up Press it to increase the volume Down Press it to decrease the volume.

-7-

2.3 Charging the battery The rechargeable Li-ion battery that comes with your phone is ready to be used, but is not charged full. It is easy to do & can be done in 3 simple steps below:

1. Connect the charger to your phone, and plug it into a socket. 2. The battery indicator in the corner of the screen will scroll to show you its charging. 3. When fully charged, the battery indicator will stop scrolling. 4. Disconnect the charger from your mobile, and unplug. 2.4 Power ON/OFF Press the power key to power-ON/OFF the phone. When you turn your phone on, itll automatically check the SIM and show the following information on screen:

Input SIM PIN: If youve set a PIN for your SIM. Note:

The PIN is supplied with your SIM. Please replace it with your own PIN code as soon as possible. Enter the wrong PIN three times, and your SIM will be locked. Then youll need to contact your network service provider to ask for a PUK code to unlock it. 2.5 Enter Main Menu In Idle mode, press the Menu key to enter the main menu on the desktop and click the Home key /Back key to return. 2.6 Enter Sub Menu Once at the main menu, click the icon to select the submenu, press Back Key to return to the previous menu, and press the Home Screen to return to the home screen.

-8-

2.7 Use Notification Panel As a new notification appears in the notification area, slide down in the area to view the contents of the notification. And slide down again,there is shortcut of some functions,about brightness levelBluetoothAirplane modeAuto-rotateFlashlightLocationDo not disturbWi-Fiand many more 2.8 Move icons on the main interface 1. Long press the icon on the main interface until its enlarged and the mobile. 2. Drag the icon to the desired position and then release it. 2.9 Delete icons on the main interface 1. Long press the icon on the main interface until its enlarged and the mobile . 2. Drag the icon to Remove to delete it. 2.10 Change wallpapers 1. Long press the desktop pop-up menu. 2. Choose WALLPAPERS to change wallpapers 2.11 Recent tasks On any interface, press [menu]to access to the recent tasksinterface, view all the recent tasks &touch one of them to enter this App. 2.12 Install APK through File Manager APK is a supported file format for the Android mobile operating system. a) Please copy the downloaded APK file into the SD card, and then insert the SD card into the phone.

-9-

b) In Idle mode, click Main Menu to enter the main menu. Click File Manager to enter the directory of SD card. c) Click the APK file you wish to install, and follow the installation wizard.

-10-

3 Using your Phone 3.1 Main Menu & Its Functions Select Allows you to view a list of features available in your phone. to enter the main menu. 1.Chrome browse Browse the internet. Search engine default set as google. 2.Calculator This function can turn your phone into calculator it can do some simple calculations. 3.Calendar View the calendar & add events. 4.Camera Allows you to click pictures& video anytime you want.Camera opens in capture mode. Frame your picture within the screen and hold the phone steady. Touch Camera button to capture. Continue to hold the camera steady for a second after you hear the shutter sound. Click the preview box to browse the picture, share (via a compatible application), edit a picture, or delete a picture 5.clock After entering Clock, move right to set Alarm. 6.Contacts To see your list of Contacts.Access phonebook through this function. 7.Email Set up a common email, manage your email 8.File Manager You could install the files in APK format & also view your files.

-11-

9.FM Radio In main menu, touch to enter FM Radio interface,Through this program, you may listen to FM radio on the device, FM radio use the wired headset as an antenna to receive signals, before opening this program ,you can install the original equipment-headphones, when listening, you can switch it manually to speakers or the mode with wired headphones. 10.Gallery Allows you to view photos & videos in folders. 11.Gmail Allows you set up your Gmail accounts. Gmail on your phone is automatically synchronized with your google account on the web. 12.Messaging Allow you to view messages sent & received as a thread. 13.Music View the list of songs available in your phone. Your music files are classified according to the following four categoriesArtists, albums, songs and play lists. Touch one of these categories; you can view the list inside. 14.Phone Allow you to make quick outgoing calls. 15.Play Store Log in to your Gmail account to v iew all the applications & down load f rom thousands of applications av ailable under t he Google Market called Play Store. To use this app please connect to an internet connection. 16.Google In main menu, touch to access Google Search,Enter key words,

-12-

touch result will display below. You also can do voice search here.

, you can search a target in All or Web or Apps or Contacts, the matched 17.Settings Modify settings under the following:

Screen lock Add another email account SIM cards Data Usage Notifications Bluetooth Apps Battery Display Sound Storage Wi-Fi More Memory Printing Google Users Location Security Accounts DuraSpeed Language & input Backup&reset Date &time Accessibilty Schedule power on/off

-13-

About phone 18.SIM Toolkit This service is provided by the operator. It provides many types of personalized message services. 19.Sound Recorder Allows you to record sounds. 3.2 Wi-Fi 3909 supports Wi-Fi which allows you to connect with a Wireless connection.This is useful for surfing internet on phone. Enter "Settings" interface & search WIRELESS & NETWORKS. Select the network you want to connect.

-14-

4 Inputting Text GoogleKeyboard 3909 use GoogleKeyboard by default. Cut, Copy and Paste Touch and hold text content to bring up the magnifying glass, and then slide your finger to move the insertion points. Then choose to cut, copy, or paste. It is very easy to copy text from web pages, email, or text messages.

-15-

5 Maintenance Use a dry soft cloth to wipe general dirt. Do not use a hard cloth, benzene or thinner to wipe the phone, otherwise, the surface of the phone will be scratched or could even result in the fading of colour. 6 Taking Care of your Device Your device is a product of superior design and craftsmanship and should be handled with care: The following suggestions will help you protect your phone:

Always keep the small parts of the phone away from children. Keep the device dry. Precipitation, humidity, and all types of liquids or moisture can contain minerals that will rust electronic circuits. If your device does get wet, remove the battery, and allow the device to dry completely before replacing it. Do not use or store the device in dusty, dirty areas. Its moving parts and electronic components can be damaged. Do not store the device in high or cold temperature. High temperatures can shorten the life of electronic devices and damage batteries. Do not attempt to open the device other than as instructed in this guide. Do not drop, knock, or shake the device. Rough handling can break internal circuit boards and fine mechanics. Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the device. Only use a soft, clean, dry cloth to clean the surface of the device. Do not paint the device. Paint can clog the moving parts and prevent proper operation. Use indoor chargers. Federal Communication Commission Interference Statement FCC ID: YHLBLUG51 Model Name:G51 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,

-16-

and (2) this device must accept any interference received, including interference that may cause undesired operation. 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 cause harmful interference to radio communications. However, there is no guarantee that 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 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. FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment.

-17-

Radiation Exposure Statement:

This device meets the governments requirements for exposure to radio waves. This device is designed and manufactured not to exceed the emission limits for exposure to radio frequency (RF) energy set by the Federal Communications Commission of the U.S. Government. The exposure standard for wireless device employs a unit of measurement known as the Specific Absorption Rate, or SAR. The SAR limit set by the FCC is 1.6W/kg. Tests for SAR are conducted using standard operating positions (10mm) accepted by the FCC with the device transmitting at its highest certified power level in all tested frequency bands.

-18-

BLU Products, Inc. Date:2022/04/08 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 To Whom It May Concern:

The BLU Products, Inc., the undersigned, hereby authorizes Mrs. Wendy Zhan from Shenzhen Morlab Communications Technology Co., Ltd., to act on the behalf of the BLU Products, Inc. solely in matters relating to the application for an FCC equipment authorization for FCC ID: YHLBLUG51 including the signing of documents in connection with this Application. Necessary acts carried out Shenzhen Morlab Communications Technology Co., Ltd. on our behalf of the BLU Products, Inc. in connection with the Application shall have the same effect as acts of the BLU Products, Inc.. BLU Products, Inc. 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. Thank you for your attention to this matter, Yours Sincerely, Signatory:

Contact name:Wei Zeng Title:Senior Manager Tel:3057157171 Email:zwei@ctasiasz.com Company name: BLU Products, Inc.

BLU Products, Inc. Date: 2022/04/08 To: Federal Communications Commission, Authorization & Evaluation Division, 7435 Oakland Mills Road, Columbia, MD 21046 Re: Request of Confidentiality for FCC ID:YHLBLUG51 To Whom it may concern:

Pursuant to sections 0.457 and 0.459 of Commission's Rules (CFR 47), and Section 552(b)(4) of the Freedom of Information Act, BLU Products, Inc. hereby requests confidentiality and treatment of certain information accompanying this application. The materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. We are also hereby request Short-Term Confidentiality for 180 days from grant date as outlined in Public Notice DAO4-1705. This provision will give BLU Products, Inc. temporary confidentiality of commercially sensitive information prior to product release. The requested Permanent and Short-Term Confidential exhibits are listed as follows:

PERMANENT AND SHORT-TERM CONFIDENTIAL LIST Exhibit Description 1 Block Diagram Operational Description PERMANENT Schematics BOM Tune up procedure External Photos Internal Photos HORT-TERM SHORT-TE Test-Setup Photos OO}; MO!)N} Om] om} &] aw] p User Manual The Applicant understands that pursuant to Rule 0.457, disclosure of this application and all accompanying documentations, where applicable, will not be made public before the date of the Grant for this application. Signatory:

Contact nara:Wei Zeng Title:Senior Manager Tel:3057157171 Email:zwei@ctasiasz.com Company name: BLU Products, Inc.