V7 Full-Size Space Saving Ergonomic Spill Resistant 2.4GHz Wireless Keyboard and Contoured Mouse Combo for Windows Desktop PC (CK2A0-4N6P) - Black Wireless keyboard combo kit includes: full-size slim space saving spill resistant ergonomic keyboard and contoured two tone stylish 1200 dpi 3 button optical mouse with scroll wheel. 2.4GHz digital wireless thumb nail size USB nano receiver connects both keyboard and mouse in one simple plug and play connection with a 30 foot range. Works with PC and desktop computers that have Windows 2000, XP, Vista, or Windows 7 operating systems.