LM-11 Logic Concept Company presents high quality wired, optical computer mouse model LM-11, which is characterized by high quality and an attractive, modern design. This product was designed especially for those user who appreciate comfort at work. Using of high- performance optical sensor (1000DPI) allowed us to create very sensitive product that instantly responds to every move. Specifications:Lenght 96 mm Wide 55 mm High 30 mm Interface: USB Sensor: 1000 dpi Compactible: Windows 2000/XP/VISTA/7, Linux, Mac OS X