Battey type		Built in Li Polymer( 300mAH)
play time		audioabout 8hrs;
Mode of Operation		mechanical key
Digial  Files   Support	File type	Music : MP3 /WMA /OGG /ADPCM
	Bit Rate	Music   (MP3: 8K~384Kbps, WMA:32K~384Kbps);                               last 4-20hours( speaker: max volume 4 hour, middle volume 8hour, earphone reach 20 hours).
	ID 3Tag	ID3
	Support TF(128M-8GB), Support 2M-4M Nor flash
	USB HOST(high speed USB2.0)
	Speake  1.5W, 4Ω