Worked last i used it but cant find dongle but some parts on here are going for money so gonna sell it as a whole board. The Microsoft Wireless 850 Keyboard is a standard black keyboard with a QWERTY layout, ideal for everyday use. It features wireless connectivity, multimedia integration, and plug & play functionality. The keyboard does not come with a dongle/transceiver, making it easy to use without the need for additional accessories. Made of plastic and designed for English language input, this Microsoft keyboard is a reliable and convenient option for users looking for a quality wireless keyboard solution.