... Mini Speaker 2.Compatible mobile/computer/MP3/MP4 3.CE ROHS Factory price ! Portable Circle Mini Audio Player PRODUCTION FUNCTION ,It can be used as card ... of playback devices (mp3 ,ipad,ipod ,iphone ,mobile,phones ,computer,notebooks,etc )At the state of withouting TF card ,as well as ... sound function with active spearker features ,When insert the TF card ,3.5mm plug stereo LINE out output port can be ...