Mouse & Keyboard Features Reliable 2.4 GHz Wireless Up to a 30-foot range and less clutter on your desktop. Battery Status Indicators Battery status indicators tell you when your battery power is low. Mouse Features BlueTrack™ Technology Microsoft BlueTrack Technology combines the power of optical with the precision of laser for remarkable tracking on virtually any surface.* Snap-in Mini-Transceiver Stows conveniently under the mouse; automatically turns the mouse on and off for up to 8 months of battery life. Tilt wheel and More Fully featured mouse with 4-way scroll, 5 programmable buttons, rubber side grips, and Magnifier. Keyboard Features Spill-Resistant, Quiet Touch Keys Integrated water channels drain the liquid away. Quiet, responsive, thin-profile keys. Media Center Control media playback from your keyboard. Hot Keys One-touch access to Windows® Media Player, e-mail, Home, calculator, My Documents, Zoom, instant messaging, and photos. “My Favorites” Keys Customize these 5 keys to instantly bring up the photos, folders, files, and Web pages you use most. Simply push and hold to set. Enhanced F Keys -Perform common commands from your keyboard. Great for Notebook Computers Compact This compact keyboard fits your notebook PC style. Plug and Play Mini-Transceiver Less clutter and a confident wireless connection. *BlueTrack Technology does not work on clear glass or mirrored surfaces.