DIGITUS Wireless Ergonomic Optical Mouse 80001271 DA-20163 Product Description: DIGITUS - mouse - 2.4 GHz - black/grey Device Type: Mouse - ergonomic Connectivity Technology: Wireless - 2.4 GHz Colour: Black/grey Dimensions (WxDxH): 5.925 cm x 10.084 cm x 3.6 cm Weight: 60 g Wireless Receiver: Nano USB wireless receiver Movement Detection Technology: Optical Buttons Qty: 6 Movement Resolution: 1600 dpi Performance: Realtime sensitivity switching 800/1000/1600 dpi Features: Scrolling wheel, on/off switch Battery: AA type OS Required: Windows 8, Apple MacOS X 10.10 or later, Android 4.3 or later