Description The A4tech optical wheel Mouse with hyper-fast scrolling for increased productivity. A nearly frictionless scroll wheel lets you fly through long documents and Web pages with a single flick. Experience smoother cursor control on virtually any surface. Contoured design give you more support and control. SPECIFICATIONS Model：OP-620D Type: Wired Ergonomic Design: Symmetric Sensor: Optical Resolution: 1000 DPI Buttons No.: 4 Port: USB Cable Length: 150 cm System Requirements: Windows XP / Vista / 7 / 8 / 8.1 / 10
