Brand Logitech Model G400s Quantity 1 Color Black Material ABS Connection Method Wired Connection Type USB 2.0 Cable Length 205 cm Tracking Method Optical Resolution 400~4000 dpi Supports System Windows XP / Vista / Win 7 / 8 Other 8 programmable buttons: Tracking: 1. Resolution: 400~4000dpi 2. image processing: 5.8 megapixels/second; 3. Max. acceleration: 25G 4. Max. speed: 175~350cm/second; Responsiveness: 1. USB report rate: 1000 reports/second; 2. Sleep mode: disabled; Durability: 1. Buttons (Left/Right): 20 million clicks; 2. Feet: 250 kilometers Packing List 1 x Mouse