Trust Laser Combi Mouse MI-6200. Device interface: USB+PS/2, Movement detection technology: Laser, Movement resolution: 800 DPI. Mouse dimensions (WxDxH): 80 x 130 x 50 mm. Certification: CE. Package dimensions (WxDxH): 175 x 70 x 200 mm. Compatible operating systems: Windows 98SE, ME, 2000, XP, 2003 / X64, Minimum system requirements: Windows 7, Vista, XP or 2000. USB or PS/2 port. CD-ROM drive.