Keychron J9 QMK Wireless Mechanical Keyboard - Grey (KBKCJ9MH4)
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About this product
- Brand
- Keychron
- Store
- MSY
- Category
- Electronics > Electronics Accessories > Computer Components > Input Devices > Keyboards
- SKU
- 94623
Specifications
- Colour
- Grey
SPECIFICATIONS
Number of Keys84 (75%)Switches Keychron Milk POM Switch - BananaBacklightSouth-facing RGB LEDNumber of Multimedia Keys12 Frame MaterialABS+PC frameKeycap MaterialLow-profile double-shot PBT keycaps, not shine-throughBack Plate MaterialAluminum AlloyLayoutANSIPolling Rate (2.4 GHz and Wired Mode)1000HzPolling Rate (BT Mode)90HzN-Key Rollover (NKRO)Yes for both wireless and wired modesBacklit22 types of RGB backlight options plus endless possibilitiesBattery2000 mAh rechargeable li-polymer batteryWireless Working Time (Backlit off)Up to 160 hours (Lab test result may vary by actual use)Wireless Working Time (RGB)Up to 83 hours (Lowest brightness)Connection2.4 GHz / Bluetooth / Type-C wiredBluetooth version5.2Bluetooth Device NameKeychron J9Compatible SystemmacOS/Windows/LinuxDimension315.2 x 132.7 mm (12.41 x 5.23")Weight606 g / 1.34 lbsHeight without keycap (front)14.5 mm (0.57")Height without keycap (rear)21.44 mm (0.84")Height incl. keycap (front)20.3 mm (0.80")Height incl. keycap (rear)25.65 mm (1.01")Typing Angle3, 4. and 7MCULow-power ARM Cortex-M3 32-bit WB32F3G71 (256KB Flash)Operating Environment-10 to 50Note*The J9 is currently compatible with Keychron low-profile mechanical switches only, as QMK does NOT support low-profile optical switches.