Note: The black model has RGB backlight and the wood model has white backlight. Both support a variety of cool lighting modes 1.Practical phone holder design Support the simultaneous use of multiple devices including mobile phones tablets laptops. 2.Bluetooth 5.0 Faster and more stable connection device 3.Support both wired and wireless bluetooth connection Support to use in computer via type-C cable connect 4. Hot swap blue switch Premium mechanical switch provides the hand feel click and stable quality. NOTE: FN+R: You can switch between wired mode and Bluetooth mode (in Bluetooth mode connecting to a desktop computer with a cable cannot input normally you need to switch back to wired mode)