Styles No.:  SBT-LY001,002, 003, 009, 010, 005...

Portable Hard Disk for learning foreign language
Recording fuction, Repeat from A-B Model
Surpport MP3 and WMA music format
Playing last 8 hours constantly
Recharging for 3.7V Polymer Lithium Battery
USB Line connected in the position of 9H in watch
128MB~4GB Flash Mem Inside
MP3 decode CMOS chip made in America
Water and Shock resistance
Wafer Glasses made in Japan
Movement made from Japan
PU Strap made in Germany Baier
PC Case