With upgraded shortcuts and integrated palm rest, Signature K650 fits perfectly into your daily needs at work. Save time with shortcuts like mic-mute and unmute, screenshot, and web navigation. Get the comfort you need for long hours. Connect wirelessly with Bluetooth® or the included Logi Bolt USB receiver, and add a Signature mouse to unlock better productivity. With up to 36 months of battery life and a spill-resistant, easy-to-clean design, you can do great work on any OS—without wires getting in the way. Bluetooth® is recommended for Chrome OS. Use of Chrome with Logi Bolt USB receiver will face experience limitations.Note: This is a non-returnable item.