Keychron J5 KJ5-H1Z QMK Wireless Mech Keyboard Red Switch Hot-Swap RGB 100% US
Keychron J5 is a full-size (100%) wireless mechanical keyboard with QMK/VIA support, hot-swappable red switches, per-key RGB, 2.4GHz/Bluetooth/wired connectivity, 1000Hz polling, and advanced acoustic foams for superior typing sound.
Available in 10–14 business days : 20 pieces
For any questions about this item, availability, or delivery times, please contact us at 22 270068
Keychron J5 (KJ5-H1Z) is a premium full-size (100%) wireless mechanical keyboard featuring hot-swappable Keychron Super Red linear switches, QMK firmware for endless customization, and per-key RGB lighting with 22+ effects.
It supports ultra-low latency 2.4GHz (1000Hz polling), Bluetooth 5.2 (up to 3 devices), and wired USB-C connections. Advanced acoustic foams (IXPE, PET, EPDM) deliver a refined typing sound and feel. Programmable via Keychron Launcher web app, with Last Key Priority (LKP) for competitive gaming advantage. Double-shot PBT Cherry-profile keycaps ensure durability.
Equipped with 3750mAh battery (~300hrs backlight off), gold-plated PCB stabilizers, adjustable typing angles (2.4°/8.2°), and NKRO support. Compatible with Windows/macOS/Linux.
- Hot-swappable 3/5-pin MX switches
- 1000Hz polling (2.4GHz/wired), 125Hz BT
- Full-size US ANSI layout (108 keys)
- MCU: ARM WB32F3G71RCT6 (256KB Flash)
- Includes 2.4GHz Type-A receiver, USB-C cable, puller tool
| Layout | Full-size (108 keys, 100%) |
| Switch Type | Keychron Super Red (Linear) |
| Hot-Swap Support | Yes (3-pin & 5-pin MX-style) |
| Keycap Material | Double-shot PBT |
| Keycap Profile | Cherry profile |
| Frame Material | ABS |
| Connection Modes | Bluetooth 5.2, 2.4 GHz, Wired USB-C |
| Polling Rate | 1000 Hz (2.4GHz & Wired), 125 Hz (BT) |
| N-Key Rollover | Supported (wired & wireless) |
| Backlight | Per-key RGB (22+ effects) |
| MCU | WB32F3G71RCT6 (ARM, 256KB Flash) |
| Battery Capacity | 3750 mAh |
| Battery Life | ~300 hours (backlight off), ~172 hours (RGB low) |
| Dimensions (Keyboard) | 435.93 × 128.93 mm (17.16″ × 5.08″) |
| Weight (Keyboard) | ~1100 g (2.43 lbs) |
| Typing Angles | 2.4° / 8.2° |
| Operating Environment | -10 to 50°C |