Description

🔍 Expert Features Wireless + Wired Flexibility: Seamlessly switch between Bluetooth 5.2 and USB Type-C wired modes. Connect up to 3 devices—Mac, Windows, or Linux—without missing a beat. Compact Yet Mighty (80% TKL): Tenkeyless layout with 87 keys for a minimalist footprint that doesn’t sacrifice productivity or gaming efficiency. Hot-Swappable Keychron Banana Super Switches: Enjoy buttery-smooth tactile feedback with Keychron’s Banana Super mechanical switches. Easily hot-swap 3-pin or 5-pin MX-style switches without soldering. Programmable With QMK + VIA: Unlock full customization with open-source QMK firmware and the Keychron Launcher web app—no software install needed! Pro-Level Sound Damping: Multi-layered acoustic foams (IXPE, PET, EPDM) and aluminum plate enhance sound dampening, keystroke feedback, and stability. Stunning RGB Backlight: Choose from 22+ RGB effects and tweak them using the Launcher. Shine-through double-shot PBT keycaps make the colors pop. Cherry Profile PBT Keycaps: High-quality, oil-resistant keycaps shaped for long hours of comfortable typing. Cross-Platform Keycap Support: Includes macOS and Windows keycaps plus extra Enter/Esc keys for ultimate OS switching convenience. Ergonomic Typing Angles: Adjustable feet let you tilt between 3.5º, 7.7º, and 11º angles—combined with Cherry profile for wrist-friendly sessions. Game-Ready Specs: 1000Hz polling rate on wired mode and NKRO for zero input lag. Ideal for intense gaming or high-speed typing. Power-Packed Battery: 4000mAh battery gives up to 190 hours of wireless work with backlight off, or 100+ hours with RGB at low brightness. Transparent Switch Top Housing: Super switches feature high light transmittance for consistent and vivid backlighting effects. 📊 Expert Specs Specification Details SKU K8X-J4 Layout 87 keys (80% TKL) Switch Type Keychron Banana Super Mechanical (Hot-Swappable) Switch Compatibility Supports 3-pin and 5-pin MX-style switches Backlight RGB with 22+ dynamic effects Keycap Material Double-shot PBT Keycap Profile Cherry Frame Material Aluminum Connection Types Bluetooth 5.2 / USB Type-C Bluetooth Pairing Up to 3 devices Battery Capacity 4000mAh Li-Polymer Battery Life (Backlight Off) Up to 190 hours Battery Life (RGB On) Up to 100 hours (Lowest brightness) Polling Rate (Wired) 1000Hz Polling Rate (Wireless) 90Hz N-Key Rollover (NKRO) Yes (both wired and wireless) Programmable Firmware QMK / VIA + Keychron Launcher MCU ARM Cortex-M3 32-bit WB32F3G71, 256KB Flash Adjustable Typing Angles 3.5º, 7.7º, and 11º Dimensions (Aluminum Frame) 359.2 x 129.2 mm (14.14 x 5.09″) Weight (Aluminum Frame) 950g / 2.09 lbs Height Incl. Keycap (Front/Rear) 33.52 mm (1.32″) / 41.33 mm (1.63″) Compatibility macOS / Windows / Linux Included in Box Keyboard, Type-C Cable, Mac/Win Keycaps, Extra Esc/Enter Keys, Manual