Wireless Freedom at an Affordable Price Experience the freedom & convenience of wireless technology with this affordable keyboard & mouse set. Control a media computer while sitting on your couch, or conveniently stow the keyboard & mouse away without hassling with wires. You can roam up to 30 feetaway with a strong signal. Or, you can take the mouse separately to use with a laptop while traveling—the tiny transceiver conveniently snaps into the bottom of the mouse when it’s time to pack up & go. Setting up the keyboard & mouse is simple: just insert the batteries, plug in the tiny transceiver, & start typing! Secured Wireless Connection Enjoy the 2.4-gigahertz (GHz) wireless technology, which delivers a reliable connection with up to a 30 footrange, with virtually no interference. Easy-Access Hot Keys Quickly access frequently used tools, like the calculator & audio controls by using shortcut keys. Microsoft Optical Technology Benefit from responsive cursor control that takes advantage of 1, 000-dots-per-inch (DPI) tracking. Snap-in Transceiver Plug the wireless receiver into your computer’s USB (Universal Serial Bus) port when you’re ready to work. Then snap it into the bottom of your mouse when you travel, & the mouse will automatically turn off. Battery Life Indicator Avoid getting caught with a dead battery. The battery status indicator glows red when the battery is running low. Designed for Comfort Experience comfortable use in your right or left h&. Scroll Wheel Move through documents & webpages quickly. Power Switch Turn off your mouse to extend battery life. Longer Battery Life Experience fewer interruptions with up to eight months of battery life. Windows Start Button Simply press the Windows start button to launch the start menu. Longer Battery Life Experience fewer interruptions with up to 15 months of battery life. System Requirements Windows-based computer Macintosh-based computer Computer/ Operating System Requires a PC that meets the requirements for & has installed one of these operating systems: Windows 7, Windows Vista, Windows XP. Other USB (Universal Serial Bus) only 2 AAA & 2 AA alkaline batteries (included).