A comfortable plug and play mouse with built in quality and optical precision you39ll enjoy smooth precise curser control that lets you edit documents and navigate the web more efficiently it works right out of the box you just plug it into your usb port and you39re ready for business left handed or right you can work comfortably all day long with this ambidextrous mouse you39re in control with smooth responsive optical tracking that moves the cursor just where you want it 800 dpi optica