Keychron K4 QMK Wireless Mechanical Keyboard allows anyone to master any keyboard keys or macro commands through Keychron Launcher web app, it has included keycaps for both Windows and macOS, and users can hot-swap with any MX mechanical switch in a breeze.
Wireless and Wired
An excellent solution for multitasking. You can connect the K4 Version 3 with up to 3 devices wirelessly via its stable Broadcom Bluetooth 5.2 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.
Program with QMK & Launcher.
The open-source QMK firmware means endless possibilities for key remapping, macros, shortcuts, and more. Now you can easily customize each key with the Keychron Launcher web app.
Anytime, Anywhere Access
Keychron Launcher is a web page configurator that you can use in the office, school, lab, or government department—anywhere with internet access. Configure your keyboard online anytime without the need to download or install files. No hassle, no trouble.
Compatible with All Platforms
As a web-based tool, Keychron Launcher supports all operating systems. Personalize and program your keyboard on Windows, macOS, Linux, and more. Enjoy unprecedented flexibility with compatibility across Chrome, Edge, and Opera browser.
Safe Inputs
You type your password, contact, home address, and other sensitive privacy information on keyboards every day. Our keyboards use QMK open-source firmware, allowing the community to review the codes for safety and ensuring no hidden features, so you have complete control over your input security.
Always Up to Date
Keychron Launcher is continuously updated, ensuring you always have access to the latest version. There's no need to download updates or wait for installations.
An Epic Core Inside The Keyboard
A powerful low-power ARM architecture MCU equipped with 256KB Flash will provide more flexibility for developers. The polling rate is 1000 Hz out of the box, which makes latency non-existent for the competitive game.
Suitable For All Devices
Offers a Mac layout while still being compatible with Windows, the K4 Version 3 is one of the few on the market that has the same multimedia and function keys as Apple keyboards for Mac users, but with more tactile feedback.
You can even configure different keymaps for both Mac and Windows devices. While Keychron Launcher web app is compatible with macOS, Windows, and Linux. Includes keycaps for both macOS and Windows to allow you to switch between operating systems with ease.
Check high-res keycap layout and size here.
Hot-swappable (Optional)
We also provide a hot-swappable version for your choice, which means you can customize your typing experience without soldering, pop them in and it's done.
Every detail matters, so we make the K4 Version 3 hot-swappable for your personalized typing experience. The hot-swappable sockets are mounted on the PCB, so you can hot-swap every switch on the K4 Version 3 with almost all of the 3pin and 5pin MX style mechanical switches on the market (including Cherry, Gateron, Kailh, Panda, etc.) without soldering. You can customize your own typing experience in seconds.
Pre-lubed Keychron Super Switch
The Keychron Super Switch is built to last with a lifespan of 50 million clicks and provides great reliability and high performance for fast typing and competitive gaming. It offers red, brown, and banana options to match different users' preferences. Every switch is tested for pro-grade quality.
Plus, the factory pre-lubed process on all the super switches. There is no doubt that this will ensure the best smoothness at your fingertips when typing.
Cherry Profile Double-shot PBT Keycaps
To further fine-tune your typing experience, the K4 Version 3 comes with our cherry profile and double-shot PBT keycaps that aim to provide a more comfortable fingertip feel with excellent oil resistance for long-term use on the full-size layout.
North-facing RGB Lights
Shine-through keycaps create a brilliant backlight effect, available in both RGB and white backlight versions. Comes with more than 22 types of RGB backlight settings (as well as a static white backlight option), and 14 types of backlight settings on the White Backlight version. You can further fine-tune the RGB hue, saturation, brightness, effect speed with ease.
Ergonomic Support
Three levels of adjustable typing angle (5º, 8º & 11º) and curved Cherry-profile keycaps are all working together to provide long-lasting ergonomic support for your wrist.
