1. Music: Bluetooth listening to songs, FM transmission, playing mobile APP music, supporting reading U disk (32G), plug and play (mainstream decoding chip, bringing surround sound experience), MP3 audio decoding, lossless sound quality breakpoint Memoryautoplay, DSP intelligent noise reduction, CVC echo cancellation 2. Bluetooth 42 version solution: Bluetooth hands-free dialing, voice prompts for incoming calls, voice private answering, and private answering mode can be switched when it is inconvenient to talk while driving. When answering a call, the music willautomatically pause, press the phone key to make a hands-free call, call rejection function, you can long press the phone key to reject incoming calls, support end callback, and the call is clear 3. Charging: Type-C port PD protocol, support PD18W/5V3A, 9V/2A, 12V/1.5A fast current output, dual USB ports support 5V/2.4A output charging (maximum support 3A output) 3. Mobile phone navigation: voice Broadcasting, navigation volume is automaticallyamplified, clear and pleasant, music is automatically paused, navigation is over, music sound is automatically increased, navigation while charging, navigation while listening, automatic switching, no interference, compatible with APP maps. 4 Design: High-end electroplating ink blue technology, LED display, intelligent digital display, automatic voltage detection, power-on display voltage, screen flashing prompt, low voltage alarm (below 12V). A2DP function, full duplex true stereo, supportMP3 and WMA format files.