Music: Bluetooth listens to songs, transmits via FM FM, plays mobile phone APP music, supports reading U disk (32G), plug-in and play (mainstream decoding chip, bringing surround sound experience), MP3 audio decoding, lossless sound quality Breakpoint memory automatic playback, DSP intelligent noise reduction, CVC echo cancellation^ Bluetooth 4.2 version plan: Bluetooth hands-free dialing, voice prompts for incoming calls, voice private answering, can switch to private answer mode when it is not convenient to talk while driving. When answering a call, automatically pause the music, press the phone key to make a hands-free call, call rejection function, you can long press the phone key to reject the call, support call back at the end, the call is clear^ Charging: Type-C port PD protocol, support PD18W / 5V3A, 9V / 2A, 12V / 1.5A fast current output, dual USB port supports 5V / 2.4A output charging (maximum support 3A output)^ Mobile phone navigation: voice broadcast, navigation volume is automatically enlarged, clear and pleasant, music is automatically paused, navigation is over, music sounds are automatically increased, navigation while charging and listening, automatic switching, without interference, compatible with APP maps.^ Design: high-end electroplating ink blue technology, LED display, intelligent digital display, automatic voltage detection, display voltage when booting, the screen will flash prompts, low voltage alarm (below 12V). A2DP function, full duplex true stereo, support for MP3 and WMA format files.^