- USB Interface
- 2.4GHz Operation Frequency
- 4-Key Optical Mouse (4D)
- Compact, Ergonomic and Comfortable Design
- With 800, 1600 dpi resolution by click
- Low Current with power ON/OFF
- Operating Distance up to 10m
- Works with Windows 95/98/NT/ME/2000/XP/Vista & Windows 7
