... Detailed Product Description (CE,FCC, JVE-3308B)MINI mp3 cameraSpecialty: camera+USB drive+voice recorder+MP3Security: hidden ... Parameter:1) Main function: MP3 player, taking photo, recording video & audio, USB drive2) MP3 function: support MP3, wma, wav format files3) ... hours8) Battery use time: built-in Li battery, 2 hours9) Recommend Player: Storm, Kmplayer, Mplayer that supporting multi formats. ...