MINI MP3 player.portable mp3 Capacity: 256M~8G Media format:MP3, WMA turn on when earphone in turn off when earphone out portable mp3,cheap mp3,mini mp3,music player Capacity: 256MB~8G . Media format:MP3, WMA PC Connection: USB2.0,USB flash disk Rechargeable lithium polymer batteries turn on when earphone in, turn off when earphone out Operating System: Windows 98SE/ME/2000/XP weight:24G size:32*32*66mm. color:red green blue yellow. two Packaging to choose: 1. MP3 packaging box size 10.5*5.5*4.4CM MP3 packaging box weight Carton Size 30*25*50CM Carton weight 0.6KG Q'ty Per Carton 100PCS