Universal PS/2 Russian Full-size (100%) Numeric keypad Windows keys Black 1 pc(s) Keyboard Purpose Universal Windows keys Yes Numeric keypad Yes Keyboard form factor Full-size (100%) Keyboard language Russian Device interface PS/2 Connectivity technology Wired Recommended usage Universal Design Protection features Spill resistant Surface coloration Monochromatic Product colour Black Wrist rest No Full-size keyboard Yes Keyboard style Straight Backlight No Power Power source type PS/2 Mouse Mouse included No System requirements Windows operating systems supported Windows 2000, Windows 2000 Professional, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 98, Windows 98SE, Windows ME, Window