Features:The keyboard can reduce the time may be wasted during working, on keys to open the system function, which can greatly improve the convenience of office.Adopt high-quality shaft body, replace the shaft body without welding, just plug it in and use it;There are memory inside the keyboard,so no need to reset it when you change to another device;Enhanced keyboard can realize one-click opening of files, software, websites, automatic switching of keyboard configuration and other functions;It now only supports windows system; Specifications:Material:Aluminum AlloyColor:Black,White;Option Type:Black Wired Macro Mechanical Keyboard;Black Bluetooth-compatible Macro Mechanical Keyboard;White Bluetooth-compatible Macro Mechanical Keyboard; Note:Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes:1x One Handed Macro Mechanical Keyboard