About this item Media-Friendly: The K400 Plus wireless touch TV keyboard gives you integrated, comfortable control of your PC-to-TV entertainment, eliminating the clutter of a separate keyboard and mouse Plug-and-Play: Simply plug the Unifying receiver into a USB port and the wireless touchpad keyboard is ready to go; adjust controls using the Logitech Options Software to save preferred settings Power-Packed: Built with laid-back control in mind, this wireless TV keyboard has a reliable and long battery life of up to 18 months (2), including an on/off button to help it go even longer Wireless Freedom: Designed for seamless comfort and control, this HTPC keyboard boasts a range of up to 33 ft (1) wireless connectivity, with quiet keys and a large touchpad for easy navigation Broad Compatibility: Designed for use with Windows 7, Windows 8, Windows 10 and later, Android 7 or later, and Chrome OS Durable and Reliable: The spill-resistant design (4) and long-lasting keys keep you on-track despite any mishaps Upgrade to Logitech K830 Keyboard: For increased comfort, illuminated keys, USB/Bluetooth connectivity and a rechargeable battery try the K830 wireless keyboard. Touchpad Height: 2.99 in (76 mm), Width: 1.85 in (47 mm) Product carbon footprint: 4.9 kg CO2e Certified carbon neutral In case of wireless keyboard or combo (keyboard and mouse), the USB receiver is usually provided either inside the mouse (under the battery cover) or attached within the product packaging