Specification:

1. Package Size:10*12*13cm
2. Portable and user friendly,Patented MP3 watch
3. Supports MP3/WMA format
4. Memory unit built-in 64MB-4GB flash memory 
5. Port round 4 pin USB port
6. One "AAA" Battery Support Power
7. Shockprooof without sound jumping
8. Red light indicator

Technical parameter:

1. Battery life more than 6 hours continuous playing when fully
2. USB transmission rate USB2.0(High Speed)
3. MP3 compression rate 32kbps to 256kbps 
4. Output frequency rate 20hz to 20khz
5. Earphone output 4mw+4mw(16)
6. Operating platform window98/me/nt/2000/XP or above