
We earn a commission if you make a purchase, at no additional cost to you. Affiliate disclosure.
Ultra-Fast 8000Hz Performance in Wireless Keyboard: Built for speed and productivity, the Keychron K4 Ultra 8K delivers an 8000 Hz polling rate in both 2.4 GHz wireless and wired modes with ultra-low 0.125ms latency. Its compact 96% layout keeps the number pad, function row, arrow keys, and navigation keys while saving desk space, making it ideal for work and gaming. · Tri-Mode Connectivity & Multi-OS Support: Connect the K4 Ultra mechanical keyboard via low-latency 2.4 GHz wireless, Bluetooth, or USB-C wired mode. Pair with up to 3 devices via Bluetooth 5.2 and switch easily between your computer, phone, and tablet. Fully supports macOS, Windows and Linux for flexible cross-platform productivity. · Hot-Swappable & Premium Feel: The K4 Ultra 8K wireless mechanical keyboard features a hot-swappable switch design and pre-lubed Keychron Apex switches, allowing you to easily replace any 3-pin and 5-pin MX mechanical switches in seconds and customize your typing experience without soldering. Double-shot PBT keycaps provide a durable, textured typing feel. · ZMK & Customization via the Keychron Launcher: Powered by open-source ZMK firmware, remap keys, create macros, adjust polling rate and tune RGB to suit your gaming or workflow needs via the Keychron Launcher Web App — no software download required. Please use the latest version of Chrome, Opera, or Edge browser to open the Launcher. · Long-Lasting Battery & South-Facing RGB: With the ZMK firmware, enjoy up to 600 hours of battery life with backlight off at an 8000 Hz polling rate, giving you long-lasting wireless performance. South-facing RGB backlighting adds customizable lighting effects for different setups and moods.