Logitech K400 Plus Wireless Touch Keyboard, a compact device specifically designed for effortless control of TV-connected computers. It integrates a keyboard and a large 3.5-inch multi-touch touchpad into a single unit, eliminating the need for a separate mouse.Key Features & SpecificationsConnectivity: Uses a 2.4 GHz Logitech Unifying receiver (USB dongle) with a wireless range of up to 10 meters (33 feet). It is not compatible via standard Bluetooth.Battery Life: Offers a long-lasting battery life of up to 18 months using two AA batteries.Design: Features a compact, slim profile with quiet, low-profile keys and dedicated media controls (mute, volume up/down).Compatibility: Designed for use with Windows (7, 8, 10 or later), Android (7 or later), ChromeOS, and Smart TVs.Customization: Controls can be further customized using the_____