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

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

Meet a keyboard designed for versatility and precision. The J4 blends wireless freedom with tactile feedback, delivering a reliable typing experience across work, play, and creative tasks. The brown switches offer a quiet, tactile bump that rewards both rapid bursts and long typing sessions, while the hot-swappable design invites you to experiment with feel without soldering.

Open Firmware for Total Customization

With QMK compatibility, tailor keymaps, macros, and multi-layer layouts to fit your workflow. Create gaming macros, coding shortcuts, or ergonomic layouts with ease.

Per-Key RGB Backlight

Bright, vibrant lighting highlights essential keys and improves visibility in low light. Sync lighting across profiles or switch to effects that match your system theme.

Compact Yet Full-Featured

Full-size keyset with a compact footprint, robust wireless pairing, and a sleek black chassis that blends into any setup. Works wired via USB-C for zero-latency tasks and when charging.

Who It’s For

Developers, gamers, and keyboard enthusiasts who crave customization, multi-device productivity, and a satisfying typing feel without sacrificing desk space.