... USB2.03. Main function: Music/USB drive4. Support music format: MP3, WMA5. FM radio function: no6. Play time: about 3.5 ... Piece x Gift color box as packing. Storage Chart of MP3 Storage Photos**Music***AudioBook+Video++Productivity+++Capacity*3MP5MP10MPMP3 Songs Booksmins ... ,90438,09612,83212,1606,5284,35248,7599,752 Comatible of MP3 Operating SystemWindows Vista®Windows ReadyBoost™Windows XP (SP1, SP2) ...