Bluetooth 5.1 Wireless & Wired - Ready for multitasking. You can connect the K6 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. Hot-Swappable with MX mechanical switch - You can hot-swap the K6 Pro with almost all of the 3pin and 5pin MX mechanical switches on the market (including Cherry, Gateron, Kailh, Panda, etc.) without soldering required. while the pre-installed Keychron K Pro mechanical linear red switch providing unrivaled tactile responsiveness with up to 50 million keystroke lifespan. Program any key with QMK/VIA - Anyone can master any keys, macro commands or combination keys through VIA with ease. Simply connect the K6 Pro to your device with a cable, drag and drop your favorite keys or macros to remap any key you want on any system (macOS, Windows, or Linux). *Note: User can remap a key on wired mode only. Once it's done, the keymap will work on both wireless and wired modes. Upgraded Typing Experience - Redesigned from the inside out with screw-In PCB stabilizers on "big keys", added sound-absorbing foam, a thick silicone dampening bottom pad, and steel plate provide responsive feedback and a peaceful sound, while added weight in the aluminum frame will enhance the stability. *Other plate materials are available to buy separately. The Keychron K6 Pro is an innovative custom wireless mechanical keyboard advancing typing experience to a new level. QMK/VIA allows anyone to customize any key and macro with ease. Together with an upgraded typing sound and feel, and our flexible hot-swppable feature, the K6 Pro is leveraging limitless possibilities with premium typing comfort.