【30W PD Fast Charging】The car Bluetooth adapter features a 30W PD fast charging port. It provides faster charging for your devices than traditional car Bluetooth transmitters. Built-in multiple protection features for overcurrent, overvoltage, overcharge, overload, overheating, and short circuit, making it safer and more reliable to use. 【Bluetooth Hands-Free System】Bluetooth 5.3 ensures a more stable connection and faster transmission. Easily answer/hang up/reject incoming calls or redial the last number with a single button press. Supports both Bluetooth and USB drive connections for a more convenient user experience. 【7 Color Ambient Lighting】Our car stereo FM transmitter comes with seven colors, making it easy to locate the car Bluetooth adapter in low light or turn off the lights for distraction-free driving. Enhances night driving ease and safety. 【Wide Compatibility】Car Bluetooth transmitters are compatible with iPhone 8-14 full series, iPad series, Huawei P40/Mate 50/40/RS Honor 30/20 series, Xiaomi 11/10 full series, MIX3/2s series, Samsung S22/S21 full series, Note 10 full series. Suitable for 12V-24V cars and trucks.