... 2,TF card, U disk, MP3compatible with widely read 3,Surging bass, and the sound quality is outstanding ... sound quality make people raised eyebrows 4,Stereo audio input and output,easy connecting the 3.5 ... mm interface audio source equipment 5,USB power supply and the ... to PC, mobile phone ,MP3, MP4 and other audio sourceSupports FM radio function Rated Power: 3W Speaker unit ...