Cirkuit Planet MM 200. Device interface: USB, Movement detection technology: Optical, Movement resolution: 800 DPI. Cable length: 0.6 m. Processor clock speed: 500 MHz, Minimum RAM: 64 MB. Mouse dimensions (WxDxH): 91 x 48 x 33 mm. Minimum system requirements: Windows 98SE. Windows ME. Windows 2000. Windows XP. Windows VISTA. USB. MAC OS 8., Packaging height: 69 mm, Packaging length: 203 mm