Keychron Q2 Pro QMK/VIA Wireless Custom Mechanical Keyboard - RGB Backlight Knob Version (White) Keychron Q2 Pro Knob Version, a 65% Layout full metal QMK/VIA wireless custom mechanical keyboard, crafted with 6063 aluminum, including double-gasket design, excellent compatibility with macOS, Windows, Linux, hot-swappable functionality, PCB screw-in stabilizer, and south-facing RGB, etc., it will deliver you an unprecedented typing experience! You can connect the Q2 Pro with up to 3 devices wirelessly via its stable Broadcom Bluetooth 5.1 for seamless multitasking across your laptop, phone, and tablet. Switch among them swiftly, and it’s fully compatible with both Mac and Windows. A reliable USB Type-C wired connection is also available when you need it. Programmable Knob Easily customize the knob to your desired key or macro commands like zooming in/out, adjusting screen brightness, brush size, volume, selecting video clips or photos, or backlight hue. Epic Core A powerful ultra-low-power ARM Cortex-M4 32-bit STM32L432 chip (MCU) equipped with 128K Flash will provide more flexibility for developers. The polling rate is 1000 Hz right out of the box on type-c wired mode (90 Hz on wireless mode), which makes the latency hardly noticeable even in competitive games. Hot-Swappable You can hot-swap every switch on the Q2 Pro with almost all of the 3pin and 5pin MX style mechanical switches on the market (including Cherry, Gateron, Kailh, Panda, etc.) without soldering required. You can customize your own typing experience in seconds. Program The Q2 Pro with QMK & VIA Endless possibilities for a fluid workflow thanks to its ability to remap any key, and create macro commands, shortcuts, or key combinations through the QMK/VIA. Easy Assembled Designed every component to be able to assemble easily so you can customize and adjust each component with ease to create your ultimate typing experience. South-Facing RGB The south-facing RGB (ie. LED on the south side of the switch) is designed to better illuminate backlit from typist angle when the oil-resistant non-backlight shine through PBT keycaps installed. Comes with 22 types of RGB backlight settings. You can further fine-tune the RGB hue, saturation, brightness, effect speed, and different modes, or even remap these keys with QMK/VIA.