Fast charging and music playback - The Bluetooth FM transmitter car adapter provides two USB charging ports (4.8 A and 1 A) and a PD18 W type C power port, allowing you to charge two devices simultaneously. Charging is fast, up to 80% faster than normal. - You can enjoy your favourite music from your phone via Bluetooth, and playback is supported from TF card. Hands-free calls - After a successful Bluetooth connection, voice calls are supported. You can answer and use hands-free calling, and music resumes after the call ends. Wide compatibility and secure connection - Compatible with most smartphones and cars that run on 12-24V. The FM transmission range is 87.5 MHz to 108 MHz, providing a stable and consistent music experience. - The Bluetooth v5.0 chip ensures a secure and reliable connection between your mobile phone and the car FM transmitter. RGB light panel and display - The device features a coloured RGB light panel with 7 static modes, offering a stylish combination of music playback and lighting. - The FM frequency is displayed on the LED screen, and the backlight circle helps with operation while driving. Technical specifications and features - Power input: 12-24V - FM frequency range: 87.5 MHz to 108 MHz - Ports: two USB charging ports (4.8 A and 1 A) and a PD18 W type C power port - Charging capability: supports charging two devices at the same time - Audio playback: via Bluetooth or TF card - Bluetooth: version 5.0 for secure connection - Display: LED screen shows FM frequency - RGB lighting: 7 static modes on the light panel Practical usage scenarios - Daily commute: keep your phone charged while streaming music and taking hands-free calls without switching devices. - Long road trips: power two devices at once with fast charging and enjoy continuous music playback, plus hands-free calling for passenger safety. - Night driving or ambient setup: use the RGB light panel to create a subtle, mood-enhancing atmosphere while monitoring the frequency on the LED display.