Keychron K1 Ultra 8K Wireless Custom Mechanical Keyboard

Keychron K1 Ultra 8K is a TKL wireless mechanical keyboard featuring tri-mode connectivity, hot-swappable keys, an 8K polling rate, and 490-hour battery life.

Key specs

Layout: 80%

Connectivity: 2.4 GHz, Bluetooth, wired; 8000 Hz polling rate

Switches: Keychron Milk POM Switch Red / Brown / Banana; hot-swappable

Build: Aluminum + Wood, Anodized Aluminum Alloy plate

Keycaps: LSA Double-Shot PBT Keycaps, Non-Shine-Through

Battery: 2600 mAh, up to 490 hours

Software: ZMK firmware; Keychron Launcher web app for key remapping and macros; works with macOS, Windows, Linux

Backlight: North-Facing RGB LED

Weight: 628.9 g ± 10 g

Dimensions: 358.6 x 128.3 mm

N-key rollover: Yes (wireless & wired)

Product details

The K1 Ultra 8K combines a sleek low-profile design with a refined TKL layout, featuring a premium natural wood and metal frame that brings a minimalist touch. Built for uncompromising speed, it delivers an 8000 Hz polling rate in both wired and wireless modes for instant responsiveness. Supporting Bluetooth, wired, and ultra-low-latency 2.4 GHz connectivity, it fits seamlessly into any setup. Powered by open-source ZMK firmware, it unlocks extensive customization, while a 490-hour battery life keeps you productive and connected for longer.