Feature:100% brand new and high quality.Stylish Design.Wear-resistant， anti-interference， anti-pull.Built-in lightweight metal， feel comfortable， mobile and stability.16-bit data path.Most suitable for Laptop user and PC user.Optical technology works on most surfaces.Intelligent connectivity. no need to code， plug & play.Compatible with Windows XP， Vista， Windows 7， ME，2000 and Mac OS...or latest2.4 G corresponding with ISM (industrial， commercial， medical industry) frequency automatic frequency hopping requirements， effectively avoid the interference between the wireless devices.Built-in MINI receiver， convenient for carry.Specifications:Buttons: 8 buttons with scroll wheel.Tracking systems: OpticalThe Max DPI: 3200DPIAdjustable DPI Switch: 800/1200/1600/2400/3200DPI.Size: 125(L) x 75(W) x 40(H)mm.USB Port: USB1.1/2.0/3.0Color: Deep Brown.Wireless Technology: 2.4GHzStyle: 9DUser for: The high-end players， gaming professional players gamersPackage Included:1 x Gaming Mouse(without original packaging)1 x Super miniature wireless receiver