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SPECIFICATIONS:
Number of Keys
100 (96%)
Switches
Keychron Super Mechanical - Red
Switch Face
North-facing
Stabilizers
Plate-mounted stabilizers
Number of Multimedia Keys
12
Frame Material
ABS/ ABS+Aluminum frame
Plate Material
Aluminum
Keycap Material
Double-shot PBT
Keycap Profile
Cherry
Layout
ANSI
Polling Rate (Wired Mode)
1000Hz
Polling Rate (BT Mode)
125Hz
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)
Around 190 hours (Lab test result may vary by actual use)
BT Working Time (RGB)
Around 100 hours (Lowest brightness)
Connection
Bluetooth and Type-C cable
Bluetooth version
5.2
Bluetooth Device Name
Keychron K4 Version 3
Compatible System
macOS/Windows/Linux
Weight
About 813 g / 1.79 lbs
Dimension (Aluminum frame version)
373.2 x 126.2 mm (14.69 x 4.97")
About 970.8 g/2.14 lbs
Height without keycap (front)
22.54 mm (0.89")
Height without keycap (rear)
30.88 mm (1.22")
Height incl. keycap (front)
30.83 mm (1.21")
Height incl. keycap (rear)
40.25 mm (1.58")
Typing Angle
5º, 8º and 11º
MCU
Low-power ARM Cortex-M3 32-bit WB32F3G71 (256KB Flash)
Operating Environment
-10 to 50℃
