credit card MP3 gift 1.With CE,FCC,RoHS 2.With original Samsung/Hyundai chips 3.Ensure full capacity credit card MP3 gift1.No screen Display,red/blue indicater,2,Li-battery inside,cintinuing to work for lasting 6 hours,3,Direct usb,usb2.0 full speed4,Storage capacity:128MB,256MB,512MB,1GB(optional) 

credit card MP3 gift