30W PD FAST CHARGING: Bluetooth car adapter features dual fast charging ports for PD 30W and QC3.0, allowing you to fast charge two devices at the same time. Integrated multiple protection functions such as overcurrent, overvoltage, overcharge, overload, overheating and short circuit make it safer and more reliable to use CLEAR STEREO SOUND: Our in-car Bluetooth transmitter is equipped with CVC noise cancellation technology and anti-impressive sound quality, which significantly improves voice quality by reducing background noise and ensuring that your voice is transmitted clearly, allowing you to experience unparalleled call clarity BLUETOOTH 5.3 & U DISK: FM Transmitter Car Bluetooth adopts the Bluetooth 5.3 chip for faster, more stable and safer transmission. And it provides two connection methods, Bluetooth and U-disk. Bring you a more comfortable using experience 7 COLOR AMBIENT LIGHT: Available in seven colours, our car audio fm transmitter makes it easy to find the car bluetooth adapter in low light conditions or turn off the lights for interference-free driving. Makes night time driving operation easier and safer driving WIDE COMPATIBILITY: The fm bluetooth transmitter car works with any Bluetooth device such as iPad, iPhone, iPod, car recorder, MP3 players, tablets and Android smartphones. It fits 12V-24V cars and trucks