1) Waterproof: international standard IPX7

2) 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 USB

5) Operation temperature under water: 0~+50; humidity: 20%~100%

6) Dimensions: 60mm(length)*21mm(width)*21mm(height)

7) Body net weight: 25g

8) Capacity choice: 2GB~8GB

*System Requirements

Prior 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