Logitech MK345 Wireless Keyboard and Mouse Combo for Windows DESCRIBTION:- - Full-size Keyboard Layout: Comfortable, quiet typing on a familiar keyboard layout with generous palm rest, spill-resistant design (2), and easy-access media keys like mute, volume, and play. - Comfortable Right-handed Mouse: This wireless USB mouse features a hand-friendly contoured shape for all-day comfort, plus smooth, precise tracking and scrolling for easier navigation. - Reliable Connection: Advanced 2.4 GHz wireless connection delivers the reliability and speed of a corded connection with wireless convenience and freedom up to 33 ft away (3), at home or at work. - Extended Battery: Say goodbye to the hassle of charging cables and changing batteries and get up to 3 years of battery life for the keyboard and 18 months for the mouse (1) with MK345. - Compatibility: This keyboard mouse set works with PCs using Windows or Chrome operating systems; simply plug in to your laptop or desktop computer and begin using.