Features: HI-FI DEEP BASS : With integrated bass technology and a simple design, our fm transmitter bluetooth built-in bass that activates when you turn on the device, delivering a rich, immersive audio experience that immerses you in unparalleled sound quality. BLUETOOTH 5.4 & U-DISK: Harness the power of Bluetooth 5.4 for swift pairing and enhanced data transfer speeds. Radio bluetooth transmitter for car takes only 1 second to complete pairing, and bid farewell to latency issues, ensuring uninterrupted audio streaming. Provide Bluetooth and U disk as two playback methods. 65W SUPER FAST CHARGING: The bluetooth car adapter has two PD3.0 65W fast charging USB-C ports to support dual devices fast charging at the same time, the iPhone15 can charge up to 80% in half an hour and the Samsung S23 can charge up to 85% in half an hour. Never worry about your phone running out of power again. TYPE-C SPRING CABLE: The bluetooth fm transmitter for car comes with a resilient Type-C spring-loaded cable that delivers 65W of super fast charging. The spring-loaded cable design ensures a clean car interior with no more tangled cable. HANDSFREE FM BLUETOOTH TRANSMITTER: The Bommiax mp3 player fm transmitters utilizes hands-free noise-canceling technology to switch between music and calls with crystal-clear clarity. Our bluetooth adapter for car supports smart voice navigation from your phone for truly hands-free driving. Noise Suppression (CVC) technology and echo-cancellation grant an amazing hands-free calling experience. The Bluetooth FM transmitter is a convenient solution to provide wireless audio transmission capability to cars that do not have Bluetooth capability. Users simply need to connect their cell phone to the Bluetooth FM transmitter via Bluetooth and adjust the car's audio system to the appropriate FM channel to enjoy music from their cell phone in the car. Colorful Lighting Effects,Press three times in a row to turn off the light.