?75% Percent Keyboard?:The 82 keys pc gaming keyboards adoption of 75% layout it retains essential arrow and function keys while freeing up desk space. With N-key rollover the computer keyboard can respond to the simultaneous press of multiple keys helpful for using hotkeys or in a highly exciting real-time games.USB wired plug and play! | ?Multi-Functionality Metal Knob?: The rgb keyboard with control knob volume level and mute can be controlled independently and compatible Mac and Windows operating systems. The mac mechanical keyboard features 18 multi-function keys can convenient multimedia control according to your keypad and computer system. | ?Gasket Mounted Mechanical Keyboard?The75% mechanical keyboard uses a gasket-mounted design coupled with a Flex-cut PC plate built-in 5 layers of sound insulation cotton Poron sandwich cotton IXPE under-axis pad PET Enhanced sound pad and bottom cotton Noise is maximally reduced The 1.2 mm PCB board slot and the PC positioning board slot optimize resilience and stability making the hand feel softer and more elastic. | ?Hot-swappable Mechanical AS Red Switch?:Well-crafted PCB supports 3/5-pin hot-swap so you can enjoy the fun of making your own unique keyboard without soldering. Includes 2-in-1 key extractor for easy replacement of key caps. Linear pre-lubed red keyboard switches feature its long pole stems and translucent housing 50 million times keystroke test Particularly ideal for long-time use in gaming or the office and well-balanced performance in all aspects. | ?20 LED Backlit Effects Keyboard?:Illuminate your setup with AK820 Pros vibrant LED backlighting. The white light key board have 20 backlight effects. 5 brightness levels and 5 lighting speeds. Press FN+| to change the light effects Press FN+1! /2@/3# to custom 3 sets of gaming lighting effects choose light recording mode and save lighting profiles. PBT keycaps featured with wear-resistant waterproof and high light transmittance make the characters more clearly visible in backlight mode.