MK320 Wireless Keyboard & Mouse Combo is designed for what you love, putting entertainment & portability right at your fingertips. You can get right to your favorite websites, music & movies thanks to 11 hot keys that deliver instant control & access. The low-profile, whisper-quiet keys of the keyboard help make typing IMs, emails, & anything else nice & 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.