The Dell Silent Keyboard and Mouse KM555 set delivers a comfortable and efficient computing experience for various devices including PC, Mac, Android, and ChromeOS. With its spill-resistant design and a keyboard layout featuring 18 programmable shortcut keys, productivity is enhanced in a seamless manner. The included USB wireless receiver utilizes 2.4 GHz technology while supporting Bluetooth 5.1, ensuring adaptable connectivity options for any setup. Additionally, the height adjustment feature and the ergonomic design of the accompanying mouse make it suitable for both left- and right-handed users.