Keychron K4 Pro

Keyboard Size
Key Profile
Key Sounds , ,
How to Connect ,
Battery ,
Normal or Split


  • January 10, 2023 Release
  • $89(Barebone/RGB Backlight)-$109(RGB Backlight)
  • 96% array model
  • Even though it bears the name Pro, it is also QMK/VIA compliant and allows for keymap changes.
  • Sound-absorbing foam and silicone bottom pad are built in for quieter keystrokes than the regular Keychron K4
  • Key switches are Keychron K Pro.

このキーボードのキー配列・サイズは【】【 】です。



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Keychron K4 Pro User Guide

Types of Keychron and how to choose ▷▷▷

Difference between K4 and K4 Pro

K4 ProK4V2
hot swapsupportincompatible
(Compatible models also exist.)
typing angle3º, 7º ,10º9° only
key switchKeychron K ProGateron G Pro 2.0
frameAluminum frame (approx. 5 mm)Aluminum bezel (approx. 1 mm)
Only for models equipped with *.
Keycap MaterialDoubleshot PBTSingleshot ABS
key profileOSANone stated
key layoutANSI (US sequence only)ANSI /JIS
Wireless connection uptime
(Backlight off)
300 hours240 hours
size390.6 x 139.2 mm 371 x 124 mm
weight1280 g770g
Number of Keys: 100 (96%)
Switches (Not including Barebone Version): Keychron K Pro Mechanical
Switch Face: South-facing
Stabilizers: PCB-mounted screw-in stabilizers
Number of Multimedia Keys: 12
Frame Material: ABS
Plate Material: Steel
Keycap Material (Not including Barebone Version): 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
Backlit: 22 types of RGB backlight options plus endless possibilities
Battery: 4000 mAh rechargeable li-polymer battery
BT Working Time (Backlit off): Up to 300 hours (Lab test results may vary by actual use)
BT Working Time (RGB): Up to 100 hours (Lowest brightness)
Connection: Bluetooth and Type-C cable
Bluetooth version:5.1
Bluetooth Device Name: Keychron K4 Pro
Compatible System: macOS/Windows/Linux
Dimension (Plastic frame version): 390.6 x 139.2 mm (15.38 x 5.48″)
Weight: About 940 g / 2.07 lbs
Dimension (Aluminum frame version): 316.6 x 126.91 mm (12.46 x 4.99″)
Weight: About 1280 g / 2.82 lbs
Height without keycap (front): 24 mm (0.94″)
Height without keycap (rear): 31 mm (1.22″)
Height incl. keycap (front): 33 mm (1.30″)
Height incl. keycap (rear): 40 mm (1.57″)
Typing Angle: 3º, 7º and 10º
MCU: Ultra-low-power ARM Cortex-M4 32-bit STM32L432 (128KB Flash)
Operating Environment: -10 to 50°C

Information reference: https: //


Discount Code: ryo10

to save 10% off your purchase.

Discount Code: ryo10

to save 8% off your purchase.

Click here for a list of coupon codes ▷▷▷

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Selectable axis types

Keychron K Pro mechanical switches

Red SwitchesBlue SwitchesBrown SwitchesBanana
pressing pressure45±10gf60±10gf50±10gf57±8gf
Movement to operation2±0.4mm2±0.4mm2±0.4mm2.2±0.4mm
reactionlinearclickytactileearly bump



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