Model Number: MW-505S Key Specifications/Special Features: High resolution: 800/1,600/2,400/3,200DPIHigh-precision optical sensorWork on most surfaces, including wood, plastic and moreCable length: 135cmInterface options: PS, USB and U+PSupports Microsoft's Windows 7/Vista/XP/2000/Me and moresystemsAll trademarks shown here are for reference purposesonly. They are the property of their respective owners, and we arenot authorized to sell items bearing such trademarks.