Card mp3 player CARD MP3 PLAYER wonderful appearance and good gift for Christmas
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wonderful appearance size:85*54*3mm
1.midia format :mp3 txt wmv wav
2.usb interface :usb 2.0 high speed
3.data rentention :up to 10 years
4.speed:read 18mbs , write 15mbs
5.size:85*54*3mm