Adidier's waterproof MP3 player

1) Waterproof: international standard IPX72) USB plug & play, and Plays MP3 and WMA audio files.3) Battery life: playing continuously for 8 9 hours (depending on user's operation habits)4) Firmware updating, file transmission and storage, and battery recharge via USB5) Operation temperature under water: 0 +50; humidity: 20% 100%6) Dimensions: 60mm(length)*21mm(width)*21mm(height)7) Body net weight: 25g8) Capacity choice: 2GB 8GB*System RequirementsPrior to using the product, confirm that the operation system of your PC meets one of the following requirements:1)Windows 98 SE/Windows 2000/Windows ME/Windows XP or Mac OS 8.6 Colors Available : Sliver Type of Packing : Color Box Package Includes : USB Cable , User Manual , Earphone , Silicon Case , Dishcloth Packing Information : Q'ty/Carton : 20 pcs Carton G.W : 6.3 kgs Carton Size (L * W * H) : 40 cm * 40 cm * 23 cm