Tri-Mode Pro Connectivity: 2.4G/Bluetooth 5.2/USB-C: Switch instantly between three modes: Stream music to 3 Bluetooth 5.2 devices, game lag-free with 2.4GHz HyperSpeed, or USB-C wired mode. Designed for multi-tasking pros.
QMK/VIA Advanced Programming & Browser-Based Launcher: Reprogram every key via QMK/VIA firmware and build macros through the browser-based Launcher—no downloads, no OS restrictions. Save profiles to onboard memory on Windows, macOS, Linux
Dual-OS Smart Switch: Out-of-box Windows compatibility with two programmable blank layers. macOS users, shortcuts to replicate Mission Control/Launchpad, no third-party tools needed. Ideal for hybrid teams and cross-platform developers
Legend clarity meets vibrant RGB: Thick 1.5mm PBT keycaps resist oil and shine, while translucent doubleshot molding amplifies 16.8M-color RGB effects (8 preset modes + custom gradients). Perfect for low-light gaming setups and design studios
Pro-Grade TKL Layout for 20% More Desk Space: The J4's Tenkeyless design removes the numpad while retaining arrow keys and F-row—30% smaller than full-size boards. CNC aluminum base ensures stability during intense gaming marathons.