Keychron K2 Pro: New upgraded QMK/VIA Aluminum wireless custom mechanical keyboard with RGB backlight allows anyone to master any keys or macro commands on its 75% compact layout through VIA, it has included keycaps for both Windows and macOS, and users can hot-swap with any MX mechanical switch in a breeze. The pre-lubed Keychron K Pro red switches pre-installed given that 2 ±0.4mm pre-travel and 45 ±10gf operating force, features a nice linear feeling. QMK & VIA support: Simply connect the K2 Pro to your device with a cable, drag and drop your favorite keys or macro commands to remap any key you want on any system (macOS, Windows, or Linux). Wireless and Wired connection: You can connect the K2 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. Hot-swappable: The K2 Pro hot-swappable sockets are mounted on the PCB, so you can hot-swap every switch on the K2 Pro with almost all of the 3pin and 5pin MX style mechanical switches on the market (including Cherry, Gateron, Kailh, Panda, etc.) without soldering. Also integrated the PCB-mounted screw-in stabilizers for a smoother typing experience with less wobbliness on the big keys such as space bar, shift, enter, and backspace. The Keychron K2 Pro also supports third-party screw-in PCB stabilizers. OSA Profile Double-shot PBT Keycaps - The K2 Pro comes with our unique OSA profile (OEM profile with spherical-angle) non-backlit shine through PBT material that that aim to provide a more comfortable fingertip feel with excellent oil resistance for long-term use. Comes with more than 22 types of RGB backlight settings, the south-facing RGB is designed to better illuminate the keyboard backlight from the typist’s angle.