NATEC UMY-1077 UGO wireless Optic mouse 80051426 Product Description: uGo Office MY-04 - mouse - 2.4 GHz - black Device Type: Mouse Connectivity Technology: Wireless - 2.4 GHz Colour: Black Dimensions (WxDxH): 7.9 cm x 11.6 cm x 3.9 cm Weight: 55 g Wireless Receiver: USB wireless receiver Movement Detection Technology: Optical Buttons Qty: 6 Movement Resolution: 1800 dpi Performance: Realtime sensitivity switching 1200/1600/1800 dpi Features: Scrolling wheel, 2 side buttons, DPI target button OS Required: Microsoft Windows 7 / 8 / 10