9V 12V Bluetooth 5.0 MP3 De Board with Mic Dial AMP Stereo 20W

SpecificationsModel: M15B Bluetooth version 5.0. Support lole music playback, with power protection function(re connection will not the motherboard and the display will not light up)Infrared receiving: can match infrared remote controlTF: Card slot connected to TF memory card (maximum support 32GB);SCREEN: Dial color screen display, red (color screen customization can be supported);AUX: Audio input interfaceUSB interface: connect to U disk (maximum support 32GB);VOL-: Short pre the previous song in the USB/SD state; short pre the previous station in the FM state, and long pre the volume to decrease.SCAN: Short pre to play/pause in the USB/SD state, long pre to automatically scan for radio stations in the FM state;VOL+: Short pre a song in the USB/SD state; short pre a radio station in the FM state, and long pre the volume to increase;MODE: When there is SD card and U disk: the switching sequence is USB→SD→FM→AUX→USB; when there is only U disk: the switching sequence is USB→FM→AUX→USB; when there is only SD card: the switching sequence is SD→FM →AUX→SD. ;Main control IC: AB5362BBluetooth IC: AB5362B Bluetooth version is 5.0Music format: MP3 / WMA / WAV and other lole formatsRadio FM frequency: 87.5-108.0 MHZSupport function introduction: support MP3 / USB / TF / LINE IN / FM / BLUETOOTH / remote control connection / DC 5V or 12V (5v maximum cannot exceed 5v; 12v maximum cannot exceed 16v, theory does not exceed 24v can be customized to choose,)About the structure: Panel size: * 25 MM, the two sides of the panel are the screw hole positions, the width of the board is 19.8mm, the depth of the board is 24mm