Features: - Bluetooth FM Transmitter with 3 USB Charging Ports-Dual faster charger:QC 3.0+USB-C PD 18W, and 5V/1A USB port(supports 64G U Disk); - Dual digital tube display FM broadcast transmitter, you can check the battery power/Bluetooth connection /car voltage/FM channel at any time, bring you intuitive feelings, easy to operate. - Just plug in the FM Transmitter car receiver, tune your car's radio to no local programs channal and BC63 to the same FM frequency, and hit the road while listening to your favorite audio. - FM Broadcast Transmitter supports 3 Stereo Music Player Modes,you can choose to play your music via Bluetooth 5.0/TF Card ≤64G(not included)/U Disk≤64G(not included), just click "ㄍ" button to switch mode. - This Wireless Bluetooth FM Radio Adapter has external noise cancellation (DSP)function to reduce background noise for clearer Hands-Free Calls. Answering/Rejecting/Redialing/Ending the call just simply operating a phone button.Moreover, long press for 3 seconds can open Siri/voice assistant to ensure safe driving completely. - This Bluetooth car FM transmitter car kit with 8 kinds of led Backlit modes, including red/orange/yellow/green/ cyan/sky blue/deep blue/purple/breathing mode(cycle) and off, the colorful Bluetooth FM transmitter provides you perfect visually enjoyment. Specifications: PD output power: 18W USB output power: 5W+18W Working Voltage: 12V-24V Bluetooth version: Version 5.0 Transmitting frequency: 87.5-108MHZ Applicable mobile phone: Universal Output current: USB: 5V 1A QC3.0: 5V/3A 9V/2A 12V/1.5A PD: 5V/3A 9V/2A 12V/1.5A Bluetooth transmission distance: