[CLEARER CALLS BASED ON ENHANCED DUAL MICROPHONES] 2 microphones work together to collect your voice from all directions, while the latest 8.0 Noise Cancelling technology blocks out more road noise, wind noise and other distractions. This ensures that both you and the caller can hear clearly. Enjoy easy hands-free calling and a driving experience at the touch of a button [48W PD&QC 3.0 Fast Charge]Bluetooth FM transmitter is equipped with PD 30W Type-C and QC3.0 18W USB charging port, which can fast charge two devices at the same time. Support super fast charge and pro///Moto//Android device fast charge. This 48W high-power car adapter charges faster than 99% of bluetooth car adapters on the market [Upgrade Bluetooth 5.3] The FM transmitter adopts the latest Bluetooth 5.3 technology, which optimizes the transmission delay and connection defects of the old Bluetooth 5.1. Bluetooth 5.3 will give you a faster, more stable and smarter connection with less loss of sound quality. Uninterrupted calling and music experience. It only takes 1 second to complete the pairing, and there is no need to repeat the pairing after the first successful pairing with your device [ Protection and Universal Bluetooth Car Adapter] Multiple protections for overcurrent, overvoltage, overload, overheating and short circuit. Compatible with most smartphones and Bluetooth devices. Such as / Pro///MP3 player/Android phone. Fits 12-24V car (cars, suvs, trucks, etc.) Colour:black Material:plastic Package Contents: 1 x Bluetooth FM Transmitter 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.