75% Percent Keyboard 80 keycaps in a compact layout, this compact keyboard function keys and arrow keys at the same time, the multifunctional knob in the right corner of this retro keyboard can switch between gaming and office modes, to adjust the wireless mechanical keyboard volume and RGB light effects, and more than 70 million keystrokes service life. Gasket Mount Keyboard Tri-mode Connect The linear keyboard is designed with the most advanced Gasket Mount keyboard internal structure on the market, with five layers of padding and noise cancellation design, providing a virtually silent typing experience and a solid typing feel. In addition, this wireless keyboard gaming supports Bluetooth/2;.4Ghz/Wired connectivity. Bluetooth can connect up to three devices at the same time, and the internal set of 4000mah high-capacity battery.