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KeyChron K3 84 Key Low Profile Potical Mechanical Hot-Swappable Mechanical Keyboard RGB Brown Switches

Experience a high-quality tactile feel while being compact with the ultra-slim Keychron K3 Low Profile Optical 84-Key RGB Wireless Mechanical Keyboard. It features a slim design with a tenkeyless layout for Mac/Windows, 84 hot-swappable Keychron brown optical switches, Bluetooth 5.1 for wireless and Type-C for a high-speed wired connection as well as various modes for the RGB LED backlighting.

SKU: K3E3 Category:


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  • Hassle-Free Exchanges & Returns for 30 Days.


The Keychron K3 Ultra-slim Wireless Bluetooth Mechanical Keyboard version 2 has included keycaps for both Windows and macOS, and users can hot-swap every switch in seconds with the hot-swappable version. Incorporating the world’s first hot-swappable low profile Optical switches to customize the per-key typing experience with ease, together with all signature Keychron features.

The K3 connects via Bluetooth or via a Type-C for a wired connection, and you can switch between them easily. Featuring Bluetooth 5.1 chipset, the K3 offers flawless connectivity whether you’re working at home or the office while connecting with your smartphone, laptop and iPad.

We all have our unique typing preferences, that’s why we went the extra mile to make the K3 the world’s first hot-swappable low profile Optical switch keyboard. You can easily hot-swap every Optical switch in a few seconds to customize your typing experience on the K3 without soldering.

The redesigned low profile switch is 40% slimmer than conventional switches. Together with the streamlined aluminium body makes the K3 one of the thinnest and lightweight wireless mechanical keyboards in the world. Compatible for both macOS and Windows. Keychron is one of only a few in the market that comes with a Mac multimedia keys layout for Mac enthusiasts.


  • Ultra Slim
  • Low Profile Keychron Optical BROWN Switches
  • Hot-swappable Switches
  • Aluminium Body
  • 18 Types of RGB Backlighting
  • Type-C Plug


  • Colour: Black
  • Layout: ANSI
  • Number of Keys: 84 keys
  • Switches: Low Profile Keychron Optical BROWN switches
  • Number of Multimedia Keys: 12
  • Main Body Material: ABS+Aluminium
  • Keycap Material: ABS
  • Connection: Bluetooth and Type-C
  • Bluetooth Version: 5.1
  • Bluetooth Working Hours: Up to 34 hours (Lab test result may vary by actual use)
  • Backlit: Adjustable 4-level RGB backlit
  • Backlit Types: 18
  • System Compatibility: Windows/macOS
  • Battery: 1550mAh Rechargeable li-polymer battery
  • Dimensions: 30.6 x 11.6 x 2.2 cm
  • Weight: 483g


  • Keychron K3 Low Profile Optical 84-Key RGB Wireless Mechanical Keyboard – Brown Switches x1
  • USB-A to USB Type-C Cable x1
  • Keycap Puller x1
  • Switch Puller x1
  • Dust Cover x1
  • User Manual x1

Delivery For Online Purchases

Orders over R3000 are delivered free, Orders under R3000 will incur a R100 delivery fee unless otherwise stipulated in your checkout process.

*Working days are defined as Mondays to Fridays. Excludes Saturdays, Sundays, and public holidays.

Area Estimated Delivery Time *
Pretoria (Central): 1-2 working days
Johannesburg (Central): 1-2 working days
Bloemfontein (Central): 1-3 working days
Durban (Central): 1-3 working days
Port Elizabeth (Central): 2-5 working days
Cape Town (Central): 2-5 working days
Regional (All surrounding areas including hard to reach rural areas services only once a week): 5-9 working days


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