Advanced Car Bluetooth 5.1The FM transmitter has a builtin bluetooth 5.1 chip provides a stable and fast connection,connect the cellphone via bluetooth, One-click to answer/redial/hang up or reject calls,bluetooth radio transmitter has a built-in microphone with echo cancellation and noise suppression (CVC) technology , which can provide you with clear calls and wonderful music;Quick Charge Type-C & QC 3.0Car lighter bluetooth adapter coming with 2 charging ports (PD 20W and QC3.0),Car charger can charge the device from 0% to 80% in 35 minutes,You can charge two devices simultaneouslyCompatible with iPhone, iPad, phone, tablet, etc,The bluetooth car adapter with built-in overcurrent , overvoltage, overcharge , overload , overheat and short circuit protection, ensure safe charging of the cigarette lighter charger;Music Play ModesThe car radio bluetooth connects the car radio via the FM channel,Then you can enjoy music from Bluetooth / USB disk (128GB) / TF card (128GB),WMA MP3 WAV APE FLAC music formats are supported;This car bluetooth adapter has 7 color lighting modes( red , green lightblue , yellow, ice blue, pink , white )and 1 cycle color mode, that can get a visually stunning display of colors;Wider CompatibilityBluetooth transmitter car suitable for cars, trucks, RVs and pickup trucks, and real-time monitoring of vehicle voltage (12-24V), Keep abreast of car battery health,ensuring driving safety,Supports mobile intelligent voice navigation, Siri, Google Smart Assistant,etc