【Bluetooth 5.0 & Clearly Hands-Free Calls】The car Bluetooth 5.0 adapter supports all Bluetooth enabled devices (iPhone, iPad, Tablet, etc.), providing a stable connection(A2DP) and external noise cancellation (DSP) to reduce background noise for clearly Hands-Free Calls. Simply press a button to Answer/Reject/Redial/End the call on the Bluetooth car adapter. Moreover, long press for 3 seconds to open Siri/voice assistant to ensure safe driving. | 【Dual Fast Charger】The BC66 Bluetooth car adapter has two fast charging ports: QC 3.0 port and USB-C PD 18W port, up to 4X faster than standard chargers. One universal USB charging port (5V/1A) also functions as a U disk port for play music. And 1 additional TF card slot is added on the side. | 【Dual Screen Display】Dual digital tube display FM transmitter allows you to check the car voltage and FM channel at any time, which is convenient for you while you are driving. Designed with over-current, over-voltage, and short circuit protection, effectively protect your car and smart devices from damage. | 【3 Stereo Music Player Modes】This bluetooth adapter for car allows you to listen music and the surrounded stereo via Bluetooth / TF Card(≤32G) / U Disk(≤32G), supporting WMA, MP3, WAV, FLAC music format files. Its knob is designed for volume adjustment and FM (87.5-108MHz) adjustment, you can enjoy music and podcast. | 【Light Up your Driving】With 7 light modes (6 static modes+1 breathing light mode). Short press to change the light to red/yellow/green/cyan/light blue/blue/purple and off. Long press to breathing light mode. The light is soft but bright enough when driving at night, you can freely change colors according to your mood or to match the interior of your car.