Microsoft Wireless Desktop 850

Microsoft Wireless Desktop 850. Device interface: RF Wireless. Keyboard layout: QWERTY. Connectivity technology: Wireless. Colour of product: Black. Power source type: Battery. Battery technology: Alkaline. Battery type: AAA. Scroll type: Wheel. Buttons type: Pressed buttons. Windows operating systems supported: Windows 8. Windows 10 Education. Windows 7 Ultimate. Mac operating systems supported: Mac OS X 10.7 Lion. Mac OS X 10.4 Tiger