• Keychron Silent K Pro Brown Switch (Tactile)
• QMK / VIA
• RGB
• English / Thai Keycap
• ANSI
• Wired (Detachable USB-C to USB-A)
• 2.4GHz Wireless
• Bluetooth 5.1
• Hot Swappable (3 / 5 pin)
• Windows / macOS / Linux
SPECIFICATION
• Number of Keys : 100 (96%)
• Switches : Keychron Silent K Pro Switch
• Switch Face : South-facing
• Number of Multimedia Keys : 12
• Frame Material : ABS / ABS+Aluminum frame
• Keycap Material : Double-shot PBT
• Layout : ANSI
• Polling Rate (2.4GHz and Wired Mode) : 1000Hz
• Polling Rate (BT Mode) : 90Hz
• N-Key Rollover (NKRO) : Yes for both wireless and wired modes
CONNECTIVITY AND POWER
• Backlit : 22 types of RGB backlight options plus endless possibilities
• Battery : 4000 mAh rechargeable li-polymer battery
• Switch Face : South-facing
• Wireless Working Time (Backlit off) : Up to 256 hours (Lab test result may vary by actual use)
• Wireless Working Time (RGB) : Up to 168 hours (Lowest brightness)
• Connection : 2.4 GHz / Bluetooth / Type-C wired
• Bluetooth version : 5.1
• Bluetooth Device Name : Keychron K4 Max Compatible System : macOS / Windows / Linux
PHYSICAL UNIT
• Weight : 1280 g / 2.82 lbs
• Dimension : 390.6 x 139.2 mm (15.38 x 5.48″)
• Weight : 1530g / 3.37 lbs
• Height incl. keycap (front) : 24 mm (0.94″)
• Height incl. keycap (rear) : 31 mm (1.22″)
• MCU : ARM Cortex-M4 32-bit STM32F402 (256KB Flash)
• Typing Angle : 3.43º, 7.26º and 10.06º
• Operating Environment : -10 to 50℃
รีวิว
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