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.

Model：OP-620D / OP-620DS
Type: Wired
Ergonomic Design: Symmetric
Sensor: Optical
Resolution: 1200 DPI
Buttons No.: 4
Port: USB
Cable Length: 150 cm
Size: 119(L) x 63(W) x 36(H) mm
Net Weight:91 g (w/ cable)
System Requirements: Windows XP / Vista / 7 / 8 / 8.1 / 10