Functions instruction: 1,Support display the name of songs in English or Chinese 2,Support display the lyric of songs in English or Chinese 3,Support Identify USB/SD cards automatically 4,Support MP3 format 5,Support FM radio, with storage and memory function 6,LCD display and IR remote control. Relating parameters: Main board Dimensions: 56*38mm LCD board Dimensions: 46*38mm SD board Dimensions: 40*35mm Voltage: DC12V Electricity:100mA(Max). 480 Pieces/CT; 64.5X34.5X33.3cm.