Type on anything Enjoy the comfort and convenience of desktop typing on your smartphone, and tablet with this mobile keyboard. K380 Multi-Device is a wireless keyboard that connects to all Bluetooth® wireless devices that support external keyboards. - Bluetooth wireless - Multi-platform/cross-platform - Windows®, Mac, ChromeOS™, Android™, iOS Take-to-type style Take this compact, lightweight, Bluetooth keyboard anywhere in your home. Type wherever you like, on any compatible computer, phone or tablet. Easy-Switch Connect up to three devices simultaneously, for example a Windows computer, an iPhone and an Android tablet. Simply touch a button to start typing on a different device. A familiar layout K380 Multi-Device recognizes each device and automatically maps keys to give you a familiar layout with your favorite shortcuts. By detecting your specific device—for example, an Apple or Windows computer—this universal keyboard will send the correct key codes. 2-year battery life The K380 Multi-Device gets long life out of the two AAA alkaline batteries that come pre-installed. You may even forget the keyboard uses batteries. Keyboard battery life is calculated based on an estimated two million keystrokes per year in an office environment. User experience may vary.