Microsoft - Comfort Desktop 5050 Ergonomic Wireless Keyboard and Mouse W/USB This ergonomic Microsoft Wireless Comfort Desktop curved keyboard features a numeric keypad and customizable shortcut keys, so you can easily complete tasks or access your favorite Web pages. BlueTrack mouse technology offers precise control. 125 keys Input data and type up e-mails quickly and easily with a full-size keyboard featuring a numeric keypad. Customizable shortcut keys Taskbar favorites provide easy access to your most frequently used programs, files, media and Web pages. Sleek, ergonomic design offers comfort and support Comfort Curve design features a built-in palm rest to support your wrists. BlueTrack technology Optical and laser mouse technology enables precise navigation on most surfaces. 30' wireless range Reduce clutter on your desktop with wireless technology for flexible placement. AES (Advanced Encryption Standard) 128-bit encryption Helps keep your information safe.