Our 119-key Wireless Keyboard and Optical mouse offers the latest technologies available in the industry today. We start with a rechargeable design, providing 3 sets of Ni-MH batteries to insure that you never run out of power to your keyboard and mouse. Our innovative receiver doubles as a recharging base, housing your backup batteries for when your keyboard or mouse run out of power. Automatic wireless synchronization provides hassle free synchronization of your keyboard and mouse to the receiver, eliminating the technical glitches associated with manually synching the mouse and keyboard to the receiver. 15 integrated hot keys provide one-touch access to your most frequently used applications, multimedia controls, and the internet. Our 3 button wireless optical wheel mouse scans the desktop at up to 1,500 frames per second, providing one of the most accurate input devices available on the market today. Black with silver accents. Dual PS/2 connectors. Lifetime limited warranty.