Upgraded Bluetooth 5.3 Technology: The Bluetooth FM transmitter car adapter uses an upgraded Bluetooth 5.3 chip, which connects faster, more stable and smarter to compatible devices, thus optimizing the transmission delay and connection defects of the older version of Bluetooth, bringing you unprecedented high-fidelity music. Type-C PD (30W) and USB car charger: The Bluetooth car adapter is equipped with Type-C PD (30W), which are faster than ordinary ports.Can charge 2 compatible devices at the same time. Widely compatible: Our Bluetooth 5.3 FM transmitter adapter is suitable for on-board radios, transmitting call/MP3 music/mobile phone voice to car speakers. Compatible with most smartphones and Bluetooth-enabled devices. Such as for / Pro///MP3 player/Android phone. Suitable for 12-24V car lighter (cars, off-road vehicles, trucks, etc.) Clear and stable hands-free call: hands-free design makes your driving easier and . This car Bluetooth FM transmitter has a built-in high-performance noise-cancelling microphone, making calls clearer and smoother. When answering calls, you can automatically switch from the music playback status to hands-free mode. Answer/reject/raise your hand/recall one click. Music Adapter and Player: Connect the car radio and Bluetooth adapter via FM channel. You can then enjoy music from your Bluetooth device flash drive to your car speaker.It has anti-interference performance and technology.Listen to music while charging. Automatically connect memory pairing after power-on. Colour:Black Material:Plastic Package Contents: 1 * car charger Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.