Compact Layout with 8K
Polling: The J9 Ultra delivers low-latency 2.4 GHz wireless performance with an 8000 Hz polling rate, along with Bluetooth 5.2 connectivity for pairing with up to three devices. It features Keychron low-profile mechanical switches that are 33% slimmer than standard mechanical switches, enabling a thinner keyboard while offering a smooth, comfortable typing experience ^^
Total Customization: With the Keychron Launcher web app and ZMK programmability, you can effortlessly remap keys, create custom macros, and personalize per-key RGB lighting to suit your gaming or workflow needs. Please use the latest version of Chrome / Opera / Edge browser to open the Launcher and connect the keyboard to your device via wired mode ^^ Ultra-Responsive 8K
Polling: The J9 Ultra 8K features a high-speed 8000 Hz polling rate in both wired and 2.4 GHz wireless modes, ensuring the lowest possible input lag and ultra-responsive performance. For seamless multitasking across your computer, phone, and tablet, you can effortlessly connect the J9 Ultra 8K via Bluetooth 5.2 to three devices ^^
Long-Lasting Battery: With ZMK firmware, the J9 Ultra delivers up to 480 hours of use with the backlight offalmost two months of daily work, gaming, or typing on a single charge ^^
Multi-System Compatibility: Designed for a seamless experience on both Mac and Windows, the J9 Ultra 8K features a system toggle and an extra set of custom keycaps for both macOS and Windows. Save two distinct layouts, one for each system, for a seamless experience ^^
Processor Compatibility: Intel i7 9th Gen, AMD Ryzen 7 2nd Gen or above. Polling rate is adjustable on Keychron Launcher ^^
Enhanced Acoustic Comfort: Elevate your typing experience with the J9 Ultra. It features advanced IXPE acoustic foam to reduce keystroke noise and improve typing comfort, paired with EPDM foam for enhanced switch support, responsiveness, and durability. Together, they deliver a quieter, more comfortable, and more responsive typing experience