【21 Keys Functional Numpad】Need a few extra keys for programmable commands or other functions? Put them on the TH21 numpad from EPOMAKER newly launched theory series keyboard. Engineered with a 21-key PCB, this numpad has the space and processing power to handle your most demanding tasks. Fully programmable, it’s the perfect choice for gamers, programmers, and professionals looking to streamline their workflows | 【Hot Swappable Numpad】TH21 is designed as a hot-swappable numpad to provide extra fun for mechanical keyboard lovers!This means you can easily change out the switches for a different type, without any soldering or effort. Want a different typing feel or sound? Simply change out the switches, and you can have a completely different tactile experience! This also extends the lifespan of the keyboard as you can easily switch out the components without throwing out the entire keyboard | 【Premium Gateron Pro Switch】When it comes to the feel and performance of switches, every detail counts. In Gateron’s Pro line of switches, every detail delivers. TH21 Numpad come with selected Gateron Pro switches for consistency and durability. Time to feel something different | 【XDA Profile PBT Keycaps】Continuing the EP84 Geometry Grey colorway, TH21 numpad come with the same PBT keycaps in XDA profile. High quality PBT keycaps are often considered the top choice for keycap materials, even over ABS keycaps, as PBT is much more durable, oil-resistant (won’t get shiny over time like ABS), and stays true to color longer | 【Amazing RGB Backlight Effects】TH21 is preset with quite a few stunning RGB backlight effects. Simply press keys to switch between each other. Backlight effects will go with most keyboards and make a good match. It is easy to control light brightness and speed, so that you will make a custom keyboard