MK320 Wireless Keyboard and Mouse Combo is designed for what you love putting entertainment and portability right at your fingertips. You can get right to your favorite websites music and movies thanks to 11 hot keys that deliver instant control and access. The low-profile whisper-quiet keys of the keyboard help make typing IMs emails and anything else nice and easy. The portable comfortable mousewith its plug-and-forget nano receivergoes wherever you use your computer. Maximum Wireless Range: 30 ft; Connector/Port/Interface: USB 2.0; Wired/Wireless: Wireless; Operating System Compatibility: Windows XP Vista 7 8.