• Keychron K2 Max Bluetooth Wireless Keyboard, 75% Layout, RGB Backlight, Aluminum Red Switch, Bluetooth 5.1, 2.4GHz, 1000Hz Polling Rate, Black | K2M-J1

Keychron K2 Max Bluetooth Wireless Keyboard, 75% Layout, RGB Backlight, Aluminum Red Switch, Bluetooth 5.1, 2.4GHz, 1000Hz Polling Rate, Black | K2M-J1

  • Supports 2.4 GHz, Bluetooth, and a wired connection
  • Allows anyone to master keys or macro commands
  • Included keycaps for Windows and macOS
    • Availability:
    In Stock
    Product Code:
    K2M-J1
    Brand:
    Keychron
    QAR 544.38
    Micro Less
    Update Last Updated: 2025-07-16 21:19:55
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    Specifications:

     

     

    Build & Design 
    Number of Keys84 (75% layout)
    Frame MaterialABS / ABS+Aluminum frame
    Keycap MaterialDouble-shot PBT
    Keycap ProfileOSA (OEM profile with spherical angle)
    LayoutANSI
    Typing Angle5°, 9°, and 12°
    StabilizerScrew-in PCB stabilizer
    Switch Face OrientationSouth-facing
    Switches 
    Switch TypeKeychron Super mechanical switches
    Hot-swappable SupportYes, compatible with most MX switches
    Backlight 
    RGB Options22 types of RGB backlight options, customizable
    Performance 
    MCUARM Cortex-M4 32-bit STM32F402 (256KB Flash)
    Polling Rate (2.4GHz/Wired)1000 Hz
    Polling Rate (Bluetooth)90 Hz
    N-Key Rollover (NKRO)Yes, for both wireless and wired modes
    Multimedia Keys12
    Connectivity 
    Wireless ModesBluetooth 5.1 / 2.4 GHz
    Bluetooth Device NameKeychron K2 Max
    Wired ConnectivityUSB Type-C
    Battery 
    Battery Capacity4000 mAh Rechargeable Li-polymer
    Wireless Working TimeAround 190 hours (Backlit off; actual results may vary)
    Wireless RGB Working TimeAround 100 hours (Lowest brightness)
    Dimensions & Weight 
    Plastic Frame Version311.54 x 121.54 mm (12.27 x 4.79") / 940 g (2.07 lbs)
    Aluminum Frame Version316.62 x 126.56 mm (12.47 x 4.98") / 1080 g (2.38 lbs)
    Height (Front)32.06 mm (1.26")
    Height (Rear)41.54 mm (1.64")
    Environment 
    Operating Temperature-10°C to 50°C
    System CompatibilitymacOS / Windows / Linux

    General
    Brand
    • Keychron
    Model
    • K2M-J1
    Microless SKU
    • 227117
    Date first available
    • 11 January, 2025
    Shipping Weight
    • 1.40 Kg
    Shipping Dimensions
    • 16.00 cm x 39.00 cm x 6.01 cm

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