75% Percent Gasket Mount Mechanical Keyboard & Multimedia Control KnobThe B75 PRO is a compact keyboard with a knob and 82 keycaps. The TKL keyboard has number keys, function keys and arrow keys at the same time. The multi-function knob of the 75% compact mechanical keyboard enables you to adjust the sound level and backlit fast. Long press the multifunctional knob of this RGB keyboard can switch between gaming and office modes, rotate the knob to adjust the keyboard volume and RGB backlit effects. Gasket Mount Keyboard with Five-Layer PaddingThe B75 PRO keyboard is designed with the most advanced gasket keyboard structure. With 5-layer padding, noise cancellation design, double shot keycaps, precision-tuned stabilizers and pre-lubricated mechanical switches, this linear keyboard provides a virtually creamy sound keyboard typing experience and a solid typing feel. Tri-mode ConnectThe B75 PRO wireless gaming keyboard supports Bluetooth, 2.4Ghz wireless and stable Wired conn