Spill-proof Pro Fit Wireless Keyboard features a thin sealed membrane that repels water & other liquids, keeping the wiring safe. The keyboard is full-size with 6 rows & includes a numeric keypad, giving the touch typist a professional experience for enhanced productivity. With a 2.4 GHz nano receiver, your desktop stays uncluttered since theres no wiring to get in your way, plus you gain the freedom to easily take your keyboard on the go if needed. With Plug & Play installation, simply insert the receiver into your device & youll be typing in no time. Compatible with Windows. Wired / Wireless: Wireless; Maximum Wireless Range: 30 ft; Connector / Port / Interface: USB; for Device Type: Desktop.