Feature: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 7,for 8, for 10, for XP, for OS X.How to Use:1. Put the battery (not included) into the mouse and keyboard.2. Insert the USB receiver into the computer USB port.3. Can be used after successful connection.Specification:Item Type: Keyboard Mouse ComboMaterial: ABSKeyboard Keys: 86 KeysSupport System: For XP,for Win7.for Win8,for Win10,for OS X,for Linux,Etc.Mouse / Keyboard Interface: USB ReceiverBattery 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 Package List:1 x Keyboard1 x Mouse1 x USB ReceiverNote:The mouse and keyboard are shipped without batteries.