Updated Bluetooth Version 5.0: ORIA Bluetooth V5.0 FM Transmitter comes with metal frame and builts-in microphone with CVC noise reduction technology to create full duplex sound quality offer you hands-free talking and navigation voice broadcast. Full FM radio frequency range from 87.5 to 108.0MHz is wider than what ordinary transmitters . Fast and Safe Charging: This FM Transmitter has two USB charging ports, one supports 3.0 quick charge and another supports 1A charging, more faster and more effective. It can charge two devices at the same time and has overcharge protection . 7 LED Colors Design: Bluetooth FM transmitter designed with 7 LED color lights, you can see the button clear in the darkness and adjust the color you like. It will automatically switch on and show the battery level of your car. Make it easier to operate and drive safely when driving at night . Hands-free Calling: Bluetooth 5.0 transmission technology allows fast connection and stable signal. Automatically connect memorized paired when power on. Rotate function button allows you to easily select FM channels and Play/Pause/Answer/Hang up phone calls . Widely Compatibility: This upgraded FM transmitter supports play music via Bluetooth, TF card and USB disk and it will automatically detect and play the MP3/WMA/FLAC/WAV/APE format music .