Resolution: 1000 dpi, 5 standard buttons, Sensing: optical, Connection and power via USB, Ergonomic design conforms naturally to your hand and wrist movements, Cable length: 1.5m
The MM311 gives you everything needed to win: adjustable 10,000 DPI optical sensor, genuine PTFE feet for unrivaled glide, and 2.4 GHz wireless for supreme versatility.