With a robust long-range wireless connection and long-lasting power between battery changes, this sleek keyboard and mouse give you the same everyday reliability as a corded setup, minus the cable clutter. Comfortable, quiet full-size keyboard with feel-good contoured mouse. Eight hot keys for instant access to your favourite website, email, play/pause, volume and more. Advanced cordless freedom up to 10 metres away. Stay productive longer with the comfortable, contoured shape that follows the natural curve of your hand. Designed for both left and right-handed users. Smooth optical tracking with line-by-line scrolling. USB receiver. Uses 2 "AAA" and 1 "AA" batteries (included). Up to 36 months of battery life for the keyboard and 12 months for the mouse. 3-year limited warranty. English.