Features: Equipped with hot swappable terminals, with which you could install the switches directly without soldering. Gasket Mount.As a very famous keyboard structure.This will make the keyboard be Rich in elasticity,make the typing feeling to be better. A high configuration of mechanical keyboard.Eliminate cavity sound/increase sound thickness/reduce keyboard resonance.Above this,we prepare 3 Mute cotton for you,one is the Pcb Mute Cotton to absorb the absorb when typing,and the other two is Foam to reduce the Cavity sound.They can give you better Hearing and touch experience. Provide two type of Position board.One of them is the normal steel Position board,and the other one is the PC Position board,which is the best Partner with Gasket mount. The stabilizers are lubed when they leave the factory,you don't need lost of time on lubing the stabilizers after you received the keyboard. The Knob can be customized as the volumes button/play button/stop button with driver. Specifications: Component:ABS Layout:75% layout Model:IK75 Key Amount : 83 Key Case:white Case Structure:Gasket Mount Position Plate :Steel/PC Mute cotton:Pcb Mute Cotton+EVA Case Foam Connecting:USB Corded&bluetooth-compatible 5.0&2.4Ghz Knob:Knob Function Customization Operating Voltages:3.7V USB Operating Current: 5V, 500mA Cable :Detachable 180cm USB Cable Length:Approx.25cm/9.84inch Package Includes: 1 Set Mechanical Keyboard note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.