Features: 1.Fine Workmanship: Perfect style, RGB backlight, more gaming experience, full of technology. 2.Comfortable Button: The shape of the button is designed in line with ergonomic principles, and the curved surface of the button is more suitable for the human finger pulp, making the triggering easy and comfortable. 3.With Custom Driver: The key function can be set by yourself, and the operation is more convenient. 4.Applicability: After the software is set based on the key definition under for Windows, it can be used in for Dos, for Windows All, for Linux, for OS, for Android and other systems. 5.3 Connection Methods: Compact in appearance, easy to carry, support wired USB, wireless 2.4g, wireless Bluetooth three modes of connection, get rid of the shackles of cables. specification:Item Type: 3 Keys Keyboard Material: ABS Lighting Effect: Color Backlight Connection: Wired USB, Wireless 2.4g, Wireless Bluetooth Battery Type: Built in 140mAh Lithium Ion Battery Applicable Equipment: Computer Universal PackageList: 1 x Keyboard 1 x Receiver 1 x Data Cable NotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.