SKYLOONG GK21S Bluetooth 5.1 Hot Swappable Numpad PBT Keycaps RGB Backlit Type-C Fully Programmable Gateron Mechenical Switch NOTE: This product takes around 7-10 working days to produce 【21 Keys Functional Numpad】 Need a few extra keys for programmable commands or other functions? Put them on the GK21S numpad kit from Epomaker. Engineered with a 21-key PCB and a 32-bit MCU, 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.Hotswap PCB supports freely replacing optical switches without soldering issue 【Proprietary GK Chocolate Switches】 If you’re looking for the latest in switch innovation, we are eager to announce our new proprietary Chocolate Switches! After studying the designs and flaws of most typical mechanical switches, we have developed our innovative switch mechanism. Our new and improved switch design helps reduce the physical wear on the switches while providing a smoother typing experience. The optical chocolate switch is available in red/brown/blue/silver. While red and silver switch remains linear, brown is tactile, and blue is clicky. 【Bluetooth 5.1 Wireless Wired Dual Mode】 Designed for versatility, the GK21S is available in two distinct modes: wireless and wired. You can connect the keyboard via Bluetooth for wireless connectivity or with the included Type-C USB cable. With Bluetooth 5.1, it seamlessly integrates with your phone, laptop, or tablet. The keyboard utilizes the latest Bluetooth chipset, allowing up to three devices to be connected at once. It can also easily switch between devices for efficient multitasking and speedy performance. 【Shine-through Legends, OEM PBT Keycaps】 For this numpad, we go with the high quality PBT keycaps with OEM profile. 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. Shine-through legends perfectly shows the keyboard while using in dark circumstances 【16.8 Million Types RGB Backlight】 Features RGB lighting with 16.8 million LED colors, rhythm, and sound lighting combinations, with additional key-programming and macro-creation for three definable layers. With 16.8 million colors in RGB lights, you can download additional lighting effects to the library and easily use them through the lighting effects driver. Simply connect the keyboard using the USB cable to access effects and software updates. Our database is constantly NoBrand