Features:100% New 3metters waterproofsupported formats: MP3( 8 to 320kbps)， WMA， VBRAAC fILES4GB Build-in.System is to support Windows ME/ 2000 XP/VistaPC interface: USB2.0Power: the build-in 3.7V lithium polymer， rechargeable BattetyUp to 12Hours of playback time87.5-108.5MHZ frequency range( self selection)Be able to use directly as a USB portbale disk. Just save your files in it!Support 13 languages: English， French， German， Spanish， Czechoslovakia， Chinese simplified & traditional Swedish， Portugal， Danmark Dutch， Japanese， korean.Package:1 x Blue Waterproof Mp3 Player1 x Replace earphone1 x USB