SANOXY 2.4G Wireless Ergonomic Basic Optical Precise Mouse for Computer/Laptop-1000 DPI High Resolution Computer Mouse (RED &amp Black)

- SANOXY basic compact 2.4G cordless wireless optical mouse. - Compatible OS: Windows, Mac OS RF frequency: 2.4 Ghz - Resolution: 500-1000 DPI - OS System: Windows 2000 / XP / Vista / Win 7 , Mac OS - Ergonomically designed, comfortable to grip and use With On/Off power switch