1. Compatible system: Win2000, WinNT4.0, WinXP, Win.NET, Win7/8/10, Mac OS X10.8
2. Working current: 4+/-1mA
3. Rate of return: 250Hz
4. Working frequency: 2.4G
5. Switch: Kaihua mute 3 million times
6. Resolution: 1000DPI, 1600DPI, 2400DPI
7. Ergonomic design, can effectively reduce hand fatigue
8. Dimensions: 152x105x60mm