The Vivitar QUB Works 2.4 GHz Wireless Keyboard & Optical Mouse Combo is a sleek and efficient set designed for comfortable and long-term use. The black keyboard features a QWERTY layout and auto sleep mode, while the optical mouse has a maximum DPI of 1000 and a wireless range of up to 33ft. This combo set is compatible with various operating systems including Windows, Mac, Linux, and Chrome, making it a versatile option for any user. With easy wireless connectivity and a plug-and-play feature, this Vivitar set offers convenience and functionality for everyday computing needs.