2AIL4-BH466AWireless FM Transmitter

Bluetooth FM Transmitter User Manual Product Structure 1.Multifunction button: play/pause; answer/hang up/reject/redial the last number; long press 3s to activate Siri, short press to exit from Siri. 2.Short press: previous track; long press to switch mode (Bluetooth mode/U disk mode) 3.Microphone 4.PD3.0 Type-C charge port (max. 18W) 5.QC3.0 quick charge port (5V/3A，9V/2A,12V/1.5A) 6.U disk port (max.64G)/ 5V/1A charging port 7.Knob button: rotate clockwise to increase frequency or volume/rotate anticlockwise to decrease frequency or volume 8.LED display 9.Short press: next track/long press 2s to enter frequency tuning mode 10.Light button: Short press to switch among 9 light modes (include RGB dynamic mode); long press 2s to power on/off. 11.B button: short press to enter/exit from deep bass mode Specifications: Product Name: Bluetooth FM Transmitter Model: BH466A Effective Distance：5m FM Frequency Tuning Range: 88.1~107.9Mhz Support Audio Format: MP3/WMA/WAV/FLAC Support Bluetooth Protocol: A2DP, AVRCP, HFP, HSP QC3.0 Quick Charge Port: Support QC3.0 quick charge (5 V/3 A, 9 V/2 A, 12 V/1.5 A) PD3.0 Type-C Quick Charge Port: support PD3.0 quick charge (max. 18W) Power On/Off Power On: 1.Start your car and plug BH466 in its cigarette lighter, and the product will power on after it’s energized. 2.If the product is plugged in cigarette lighter but it’s in power off state, you can long press its side light button for 2s to power on. Power off: 1.It will power off once you cut off its power supply. 2.When it’s in power on state, long press its side light button for 2s to turn it off. Note: When BH466 is off via its buttons, its charging ports still work for charging. Ring RGB Light Adjustment In power on state, short press light button to switch among switch 9 modes among static RGB, dynamic RGB, green, red, blue, yellow, cyan, purple, white and light off. When you use the product again, it will display lighting mode that you set last time. Factory Default Setting：static 7-color Turn On/Off the Ring RGB Light 1.Turn On: When you use the product for the first time, the light is on by default. When the light is off, short press o turn it on. 2.Turn Off: When the light is turned on, short press light button successively until the light goes out. 1.FM Frequency Tuning and Bluetooth Pairing Attention: When using BH466 for the first time, you need to adjust its FM frequency to a blank FM frequency (Not local broadcast’s frequency/A frequency without any broadcast/A frequency only with noise) and make its blank FM frequency to be the same as that of your car. To ensure the best experience of tone quality when every time you use the product, please make sure the blank frequency (Not local broadcast’s frequency /A frequency without any broadcast/A frequency only with noise) between BH466 and your car are the same. 1.Adjust your car’s FM frequency to a blank frequency (An unoccupied frequency), such as FM88.8. 2.Long press button for 2s to enter FM tuning mode, and the LED display with frequency will flash. Rotate knob button to adjust its frequency. Rotate clockwise to increase frequency and anticlockwise to decrease it. Meanwhile there are another 2 methods to adjust product’s blank FM frequency to be the same as that of your car. Method 1: Quick Tuning - Long press button to increase frequency and to decrease it. Method 2: Precise Tuning - Short press button to increase frequency and button to decrease it. 3.Bluetooth Connection: Turn on Bluetooth on your smart devices. Search “BH466” and connect it, and you can use the product after the successful connection. (When used again, BH466 will reconnect the last connected device before.) 4.Please appropriately turn up the volume of your phone. 2. Bluetooth Hands-free Function A. Answer a Phone Call: Short press button B. Hang Up the Phone: Short press button C. Reject a Phone Call: Long press for 2 s D. Redial the Last Number: Double press button 3. Music Function (Please use this function after the FM frequency tuning is successfully completed) 3.1 Music Sources - Bluetooth/U Disk A.Bluetooth Mode: After your smart device (eg. Phone) is connected to BH466’s Bluetooth successfully, the music on your phone will be synchronized to your car speaker if you play music on your phone. B.U Disk Mode: Plug U disk in BH466’s port, and it will automatically recognize and play the music in your device. Note: To avoid affecting using experience, please use only one music source when every time you use the product. 3.2 Music Source Selection A. Bluetooth/U Disk Switch: Long press for 2 s to switch music modes between Bluetooth and U disk. B. Auto Play in U Disk Mode: Plug and play (Only support music mode of repeating playlist. Not support music mode like repeating one song and shuffle). C. Power Cut Memory: When you reboot BH466, in U disk mode, it will enter previous playing mode and will automatically replay the song before power cut. In Bluetooth mode, you need to manually enter music software of your phone to play music and then synchronize to your car speaker. 3.3 Deep Bass Mode In Bluetooth mode and U disk mode, short press B button to enter deep bass mode and press B button again to exit from deep bass mode. 3.4 Music Playing Operation A. Play/Pause: Short press button B. Previous Track or Next Track: Short press or button C. Volume Up: Rotate knob button clockwise D. Volume Down: Rotate knob button anticlockwise 4. Voice Assistant 4.1 Manually Operate BH466 to Use 1. Long press button for 3s to enter voice assistant. 2. Short press button to exit from voice assistant. Friendly Tips: For Android devices, when you’re going to use your voice to directly wake up the voice assistant, please turn up your phone’s and BH466’s volume to their maximum volume level first, and adjust the car speaker’s volume according to your needs. For iPhone, the instructions of “Hey Siri” function can refer to following: Note: This function is not available for some phone brands. (…

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VTIN TECHNOLOGY CO., LIMITED Aug. 15, 2020 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject: Explanation of differences between product types FCC ID : 2AIL4-BH466A Model Number: BH466A, BH466B, BH466C To Whom It May Concern: We, The VTIN TECHNOLOGY CO., LIMITED hereby declare that the model : BH466B, BH466C is identical with the model : BH466A, except the model name. Except for the different above, no other modification is performed. Sincerely, Signature: VTIN TECHNOLOGY CO., LIMITED Contact person: Derric Bai

VTIN TECHNOLOGY Co., Limited Agent Authorization Company: VTIN TECHNOLOGY Co., Limited Address: UNIT D 16/F ONE CAPITAL PLACE 21 LUARD ROAD WAN CHAI HK Product Name: Wireless FM Transmitter Model Number(s): BH466A, BH466B, BH466C Product Description: Wireless FM Transmitter 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: 2020-08-15 Name: Derric Bai Company: VTIN TECHNOLOGY CO., LIMITED

VTIN TECHNOLOGY CO., LIMITED Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2020-08-13 Subject; Request for Confidentiality FCC ID: 2AIL4-BH466A To Whom It May Concern, Pursuant to the provisions of the Commission’s 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 Parts List Operational Description Tune-up Procedure 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 VTIN TECHNOLOGY CO., LIMITED Contact person: Derric Bai

External Photos TOP VIEW OF EUT BOTTOM VIEW OF EUT FRONT VIEW OF EUT BACK VIEW OF EUT LEFT VIEW OF EUT RIGHT VIEW OF EUT VIEW OF EUT(Port)-1 VIEW OF EUT(Port)-2

FCC ID Label Location FCC ID: 2AIL4-BH466A

Internal Photos OPEN VIEW OF EUT INTERNAL VIEW OF EUT-1 INTERNAL VIEW OF EUT-2 INTERNAL VIEW OF EUT-3 FM Antenna INTERNAL VIEW OF EUT-4 INTERNAL VIEW OF EUT-5 INTERNAL VIEW OF EUT-6 INTERNAL VIEW OF EUT-7 INTERNAL VIEW OF EUT-8 BT Antenna

Page 1 of 26 FCC Test Report Report No.: AGC08073200603FE06 FCC ID : 2AIL4-BH466A APPLICATION PURPOSE : Original Equipment PRODUCT DESIGNATION : Wireless FM Transmitter BRAND NAME : VTIN MODEL NAME : BH466A, BH466B, BH466C APPLICANT : VTIN TECHNOLOGY CO., LIMITED DATE OF ISSUE : Aug. 12, 2020 STANDARD(S) : FCC Part 15.239 REPORT VERSION : V1.0 Attestation of Global Compliance(Shenzhen) Co., Ltd Report No.: AGC08073200603FE06 Page 2 of 26 Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Aug. 12, 2020 Valid Initial Release Report No.: AGC08073200603FE06 Page 3 of 26 TABLE OF CONTENTS 1. VERIFICATION OF CONFORMITY .......................................................................................................... 4 2. GENERAL INFORMATION ...................................................................................................................... 5 2.1.PRODUCT DESCRIPTION .................................................................................................................. 5 3. MEASUREMENT UNCERTAINTY............................................................................................................ 5 4. DESCRIPTION OF TEST MODES............................................................................................................ 5 5. SYSTEM TEST CONFIGURATION .......................................................................................................... 6 5.1. EQUIPMENT USED IN EUT SYSTEM ................................................................................................ 6 5.2. SUMMARY OF TEST RESULTS ......................................................................................................... 6 6. TEST FACILITY ........................................................................................................................................ 7 7. RADIATED EMISSION ............................................................................................................................. 8 7.1. MEASUREMENT PROCEDURE ........................................................................................................ 8 7.2.TEST SETUP ..................................................................................................................................... 10 7.3. TEST RESULTFOR FIELD STRENGTH OF FUNDAMENTAL .......................................................... 11 7.4. TEST RESULT FOR FIELD STRENGTH OF BAND EDGE EMISSION ............................................. 11 7.5. TEST RESULT FOR SPURIOUS EMISSION .................................................................................... 12 8. BANDWIDTH .......................................................................................................................................... 14 8.1. MEASUREMENT PROCEDURE ...................................................................................................... 14 8.2. TEST SETUP .................................................................................................................................... 14 8.3. TEST RESULT .................................................................................................................................. 15 APPENDIX A: PHOTOGRAPHS OF TEST SETUP ................................................................................... 17 APPENDIX B:PHOTOGRAPHS OF EUT ................................................................................................... 18 Report No.: AGC08073200603FE06 Page 4 of 26 1. VERIFICATION OF CONFORMITY Applicant VTIN TECHNOLOGY CO., LIMITED Address UNIT D 16/F ONE CAPITAL PLACE 21 LUARD ROAD WAN CHAI HK Manufacturer VTIN TECHNOLOGY CO., LIMITED Address UNIT D 16/F ONE CAPITAL PLACE 21 LUARD ROAD WAN CHAI HK Factory SHENZHEN LEADINWAY TECHNOLOGY CO., LTD Address Block 29, Baotian Industrial Zone, Chentian, Xixiang Town, Baoan District, Shenzhen China Product Designation Wireless FM Transmitter Brand Name VTIN Test Model BH466A Series Model BH466B, BH466C Difference Description All the same except for the model name Date of test July 03, 2020 to Aug. 12, 2020 Deviation No any deviation from the test method Condition of Test Sample Normal Test Result Pass Report Template AGCRT-US-BR/RF (2013-03-01) We hereby certify that: The above equipment was tested by Attestation of Global Compliance (Shenzhen) Co., Ltd. The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in ANSI C63.10 (2013) and the energy emitted by the sample EUT tested as described in this report is in compliance with radiated emission limits of FCC part 15.239. Prepared By John Zeng Project Engineer Aug. 12, 2020 Reviewed By Max Zhang Reviewer Aug. 12, 2020 Approved By Forrest Lei Authorized Officer Aug. 12, 2020 Report No.: AGC08073200603FE06 Page 5 of 26 2. GENERAL INFORMATION 2.1.PRODUCT DESCRIPTION A major technical description of EUT is described as following Operation Frequency 88.1MHz-107.9MHz Field Strength(3m) 34.37dBuV/m(AVG)@3m Modulation FM Number of channels 199(Channel spacing 100kHz) Hardware Version BC58-2819-V2_20191015 Software Version 2819_YHW_BC58_20200601_V2.4_LY(BH466 760~900) Antenna Designation Integral Antenna (Met 15.203 Antenna requirement) Antenna Gain 0dBi Power Supply DC 12/24V by car battery NOTE: About the EUT, please refer to User’s Manual. 3. MEASUREMENT UNCERTAINTY - Uncertainty of Radiated Emission below 1GHz, Uc = ±4.0 dB - Uncertainty of Radiated Emission above 1GHz, Uc = ±4.8 dB 4. DESCRIPTION OF TEST MODES NO. TEST MODE DESCRIPTION 1 Transmitting mode(Low channel) 2 Transmitting mode(Middle channel) 3 Transmitting mode(High channel) Note: 1. For Radiated Emission, 3axis were chosen for testing for each applicable mode. 2. All the requirements have been tested by modulating the transmitter with a 2.5 kHz tone at a fixed level which set to the manufacturer’s maximum rated…

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Test Setup Photos RADIATED EMISSION TEST SETUP BELOW 1G RADIATED EMISSION TEST SETUP ABOVE 1G