【75% Percent Hot-Swap Keyboard】Unlike the full-size layout, the purple 82-key mechanical keyboard with 75% layout saves desktop space for the mouse. Plus, the 3/5-pin PCB keyboard mounting design makes installation easy, while the 50 million keystroke lifespan means you won't need to replace your device anytime soon; custom linear switches are factory pre-lubricated and ready to go right out of the box. 【Programmable RGB & South-Facing LED】All RGB lights built into the programmable mechanical keyboard are customized for you in the south-facing design. With the injection molded PBT keycaps in two colors, soft RGB lights are emitted through the gaps of the keycaps. You can use "FN+|" to switch between 20 default lighting modes. In addition, those who like more DIY settings can also use compatible software to freely create their favorite effects. 【Poron Sandwich Cotton & PCB Single Key Slotting】Speaking of typing feeling, in order to reduce hollow sound and get a smooth typing experience, AK820 custom joint keyboard has integrated multi-layer noise reduction cotton, Poron sandwich cotton, IXPE under-axis buffer. High quality acoustic cushion made of PET and lower cotton. In order to achieve better feeling, the PCB adopts a slot design for each button, which makes each button more stable when clicking. 【Customized Keyboard with Buttons】AJAZZ AK820 Custom keyboard with buttons adopts the currently popular screwless spacing structure, which largely avoids the collision between the internal components of the keyboard and the hard shell of the keyboard when typing by placing several small gaps on the top and bottom covers to support the positioning plate. Multi-layer cotton sound insulation reduces hollow noise and provides a softer typing experience. 【Ergonomic & Removable Wired Design】With the adjustable stand, you can set a custom typing angle to control typing comfort. The built-in removable wired design ensures stability and makes it a plug-and-play lag-free solution when hitting or gaming.