Keychron K4 Pro QMK/VIA Custom Wireless Mechanical Keyboard, Programmable Hot-swappable 100 Keys, RGB Backlight Wired Gaming Keyboard with K Pro Red Switches for Mac/Windows/Linux

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Product Description

Keychron K4 Pro wireless custom mechanical keyboard RGB Backlight – White

The K4 Pro allows anyone to master any keys through the open-sourced VIA software on macOS, Windows and Linux (including keycaps for both Windows and macOS), connecting it with up to 3 devices wirelessly and hot-swap with any MX switch in a breeze.

Program with QMK & VIA

Remap with QMK & VIA – QMK / VIA is open-source software for keyboards that allows anyone to easily program and remap each key or macro on macOS, Windows, or Linux. *Note: User can remap a key on wired mode only. Once it’s done, the keymap will work on both wireless and wired modes.

An ultra-low-power ARM Cortex-M4 32-bit STM32L432 MCU which is powerful, and equipped with 128K Flash will provide more flexibility for developers.

Wireless and Wired

Connect the K4 Pro with up to 3 devices wirelessly via its stable Broadcom Bluetooth 5.1 for seamless multitasking whether on Mac, Windows or Linux. Switch among them swiftly. The polling rate is 1000 Hz on USB Type-C wired mode (90 Hz on wireless mode).

Hot-swappable

The hot-swappable sockets are mounted on the PCB, so you can hot-swap every switch on the K4 Pro with almost all of the 3pin and 5pin MX style mechanical switches on the market (including Cherry, Gateron, Kailh, Panda, etc.) without soldering.

Pre-lubed Keychron K Pro Red switch: With 2 ±0.4mm pre-travel and 45 ±10gf operating force, features linear feeling.

South-facing RGB Lights

While OSA (OEM profile with spherical angle) non-shine through PBT keycaps are installed on top of the south-facing RGB backlight LED. You can further fine-tune the RGB hue, saturation, brightness, and effect speed with fn+q/w/e/r/t/a/s/d/f.

Upgraded Typing Experience

The added sound-absorbing foam, a thick silicone dampening bottom pad, and steel plate provide responsive feedback and a peaceful typing sound, while added weight will enhance the stability.

The PCB-mounted screw-in stabilizers for a smoother typing experience with less wobbliness on the big keys such as space bar, shift, enter, and backspace. It also supports 3rd party stabs.

SPECIFICATION

Number of Keys: 100 (96%)

Stabilizers: PCB-mounted screw-in stabilizers

Polling Rate (Wired Mode): 1000Hz

Polling Rate (Wireless Mode): 90Hz

N-Key Rollover (NKRO): Yes for both wireless and wired modes

Backlit: South-facing RGB Lights

Battery: 4000 mAh rechargeable li-polymer battery

Connection: Bluetooth and Type-C cable

Compatible System: macOS/Windows/Linux

Typing Angle: 3º, 7º and 10º

MCU: Ultra-low-power ARM Cortex-M4 32-bit STM32L432 (128KB Flash)

Operating Environment: -10 to 50℃

Dimension: 390.6 x 139.2 mm (15.38 x 5.48″)

Weight: About 1280 g / 2.82 lbs

Keychron K4 Pro QMK/VIA Wireless Mechanical Keyboard allows anyone to master any keyboard keys or macro commands through VIA, it has included keycaps for both Windows and macOS, and you can hot-swap with any MX mechanical switch in a breeze.
You can hot-swap every switch on the K4 Pro with almost all of the 3pin and 5pin MX style mechanical switches on the market without soldering. Pre-installed the pre-lubed Keychron K Pro mechanical red switch providing linear with up to 50 million keystroke lifespan.
Connect the K4 Pro with up to 3 devices wirelessly via its stable Broadcom Bluetooth 5.1 for seamless multitasking whether on Mac, Windows or Linux. Switch among them swiftly. The polling rate is 1000 Hz on USB Type-C wired mode (90 Hz on wireless mode).
Three adjustable typing angles (3º, 7º & 10º) provide long-lasting ergonomic support for your wrist. While OSA (OEM profile with spherical angle) non-shine through PBT keycaps are installed on top of the south-facing RGB backlight LED.
The added sound-absorbing foam, a thick silicone-dampening bottom pad, and steel plate provide responsive feedback and a peaceful typing sound. The PCB-mounted screw-in stabilizers for a smoother typing experience with less wobbliness, it also supports 3rd party stabs.