Features: 1.Equipped with a high?performance 2.4GHZ chip, a wide range of stable wireless receivers. Provide a seamless and stable wireless environment, which can transmit data at high speed and speed in a space of 10meters. 2.Multimedia keys can be reached with one touch, and Fn+multimedia composite keys can realize quick operations such as play/pause and volume adjustment. 3.Plug and play, 2.4GHz wireless technology, three?level intelligent sleep mode, 10m long?distance reception, 1Mbps high?speed transmission. 4.The overall thickness of the keyboard combined with the bracket forms the angle of the golden ratio as a whole, so that the wrist will not be tired when typing for a long time, ensuring the flexibility of the fingers. 5.Support multiple systems, for Windows XP/Win7/Win8/Win10, which makes it have high practicability. specification:Item Type: Wireless Keyboard Mouse Combos Material: ABS Number of Mouse Buttons: 3 keys Number of Keyboard Keys: 110 keys Support System: for Windows XP/Win7/Win8/Win10 Mouse/Keyboard Interface: USB Mouse Battery: 1 x AA battery (NOT included) Keyboard Battery: 1 x AAA battery (NOT included) PackageList: 1 x Mouse 1 x Keyboard 1 x Manual 1 x Receiver