Power:
A4tech Wired Mouse OP-620D 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 / OP-620DS • Type: Wired • Ergonomic Design: Symmetric • Sensor: Optical • Resolution: 1000 DPI • Buttons No.: 4 • Port: USB • Cable Length: 150 cm • Net Weight:91 g (w/ cable) • System Requirements: Windows XP / Vista / 7 / 8 / 8.1 / 10