Keychron J4 QMK Wireless Hot-Swappable RGB Backlight Keyboard (Black)(Brown Switch)

Keychron J4 QMK Wireless Hot-Swappable RGB Backlight Keyboard (Black)(Brown Switch) is a wireless custom mechanical keyboard. It supports 2.4 GHz, Bluetooth, and a wired connection. It allows anyone to master any keys or macro commands on its 80% TKL layout through Keychron Launcher web app. Besides, users can hot-swap with Keychron Super mechanical switch in a breeze (hot-swappable version only).

Key Features of the Keychron J4 QMK Wireless Hot-Swappable RGB Backlight Keyboard (Black)(Brown Switch)

• 2.4 GHz & Bluetooth Connection
• Program with QMK & Launcher.
• Significantly Enhanced Acoustic Foams
• Hot-Swappable (Optional)
• Keychron Super Switch
• Double-shot PBT Keycaps
• Unlock Dynamic Backlit Control
• Ergonomic Support

2.4 GHz & Bluetooth Connection

Experience peak gaming performance on the fly with the 2.4 GHz wireless connection boasting a rapid 1000 Hz polling rate. For seamless multitasking across your computer, phone, and tablet, you can effortlessly connect the J4 via Bluetooth 5.2 to three devices.

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.

Significantly Enhanced Acoustic Foams

Elevate your typing with J4 featuring advanced IXPE acoustic foam for enhanced comfort, coupled with resilient EPDM foam for superior key switch support, responsiveness, and durability. The steel plate provide responsive feedback and a peaceful typing sound, while added weight will enhance the stability.

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 for a personalized typing experience, that’s why we give you the power. You can hot-swap every switch on the J4 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.

Keychron Super Switch

Our exclusive Keychron Super switch adopts a new mold with unparalleled precision. Every switch is tested for pro-grade quality and has a lifespan of up to 50 million clicks, providing great reliability and high performance for long typing sessions. Its new light affection structure on its transparent top housing also ensure high light transmittance and a more consistent, brighter backlight effect.

Double-shot PBT Keycaps

The double-shot PBT keycaps of the J4 provide excellent oil resistance and prevent the legends from fading out. Additionally, the keyboard offers two different keycap options to meet varying preferences and needs.

Unlock Dynamic Backlit Control

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

Two levels of adjustable typing angle (4.5º & 9.6º) and curved Cherry profile and MDA profile keycaps are all working together to provide long-lasting ergonomic support for your wrist.

• MPN - KBKCKJ4H3
• GTIN - 4894979045089