Keychron K4 Pro White Hot-Swappable Full-Size K Brown Switch (K4P-O3)

Keychron K4 Pro QMK/VIA

Hot-Swappable K Pro Brown Switch

K4P-O3

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 users can hot-swap with any MX mechanical switch in a breeze.

Wireless and Wired

An excellent solution for multitasking. You can connect the K4 Pro with up to 3 devices wirelessly via its stable Broadcom Bluetooth 5.1 for seamless multitasking across your laptop, phone, and tablet. Switch among them swiftly, and it’s fully compatible with both Mac and Windows.

A reliable USB Type-C wired connection is also available when you need it.

SPECIF ICATION
Number of Keys: 100 (96%)

Switches: Keychron K Pro Brown Mechanical

Switch Face: South-facing

Stabilizers: PCB-mounted screw-in stabilizers

Number of Multimedia Keys: 12 

Frame Material: ABS

Plate Material: Steel

Keycap Material: Double-shot PBT

Keycap Profile: OSA (OEM profile with spherical-angle)

Layout: ANSI

Polling Rate (Wired Mode): 1000Hz

Polling Rate (Wireless Mode): 90Hz

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

CONNECTIVITY AND POWER

Backlit: White

Battery: 4000 mAh rechargeable li-polymer battery

BT Working Time (Backlit off): Up to 330 hours (Lab test result may vary by actual use)

Connection: Bluetooth and Type-C cable

Bluetooth version: 5.1

Bluetooth Device Name: Keychron K4 Pro

Compatible System: macOS/Windows/Linux

PHYSI CAL UNIT

Dimension: 390.6 x 139.2 mm

Weight: About 1280 g

Height without keycap (front): 24 m

Height without keycap (rear): 31 mm

Height incl. keycap (front): 33 mm

Height incl. keycap (rear): 40 mm

Typing Angle: 3º, 7º and 10º

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

Operating Environment: -10 to 50℃