1、Function: With convenient round hot keys, you can easily manage media, email shortcuts, screen control, Internet and search functions. 2、USB Receiver: Drive keyboard and mouse at the same time, save space, leave ∪SB for more devices, no transmission line, and clean office. 3、Shape Design: The appearance is bursting, multi color mixing, multi layer spraying scheme brings brand new visual and tactile experience. 4、Features: The bottom layer adopts improved film technology, retro typing style, and the codewords are light and quiet, and the hand feels better. 5、Broad Compatibility: The combination supports for Windows 7,for Windows 8, for Windows 10, for Windows XP, for OS X. Item Type: Keyboard Mouse Combo Material: ABS Keyboard Keys: 86 Keys Support System: For Windows XP,for Win7.for Win8,for Win10,for OS X,for Linux,Etc. Mouse / Keyboard Interface: USB Receiver Battery Specifications: 1 x AA Battery (Mouse; Not Included), 1 x AA Battery (Keyboard; Not Included) Keyboard Size: Approx. 310 x 140 x 26mm / 12.2 x 5.5 x 1.0in 1 x Keyboard 1 x Mouse 1 x USB Receiver