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Reviung 39 MK-II Keyboard Kit

KEEBD Reviung 39 II

The KEEBD Reviung 39 II is a compact 39-key column-staggered mechanical keyboard kit suited for hobbyists who enjoy building and customizing their own keyboards. It requires users to source and install key switches, keycaps, and a Pro Micro controller, making it a good fit for those comfortable with assembly and firmware flashing. Its small layout is ideal for users who want a minimal footprint while retaining essential keys.</p... Read more
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Compare KEEBD Reviung 39 II vs MMD KM40 vs Other 0xCB Static Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
KEEBD Reviung 39 IIMMD KM40Other 0xCB Static
Reviung 39 MK-II Keyboard Kit
82
MMD KM40 - 40% Wireless Aluminium Keyboard
74
0xCB Static Keyboard Kit
0.0 (0)
5.0 (4)
0.0 (0)
  • Released in 2021
  • Has Tactile switch options
  • Includes screw-in stabilizers
  • Made with a Acrylic, Plastic case
  • Released in 2026
  • Has Linear, Tactile switch options
  • Has built-in sound dampening
  • Uses a Gasket Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Equipped with a 2000 mAh battery
  • Weighs about 620 g
  • Made with a Aluminum case
  • Features PBT keycaps
  • Released in 2025
  • Comes with a knob
  • Includes a Yes, OLED display
  • Supports Wired, Wired only connectivity
  • Made with a Acrylic, Steel, Metal case
  • Offers No RGB lighting
Scores
  • Performance: 41.9
  • Build Quality: 44.5
  • Productivity: 49.3
  • Customizability: 75
  • Portability: 64.2
Scores
  • Performance: 61.3
  • Build Quality: 82.7
  • Productivity: 69.5
  • Customizability: 84.3
  • Portability: 84.1
Scores
  • Performance: 47.9
  • Build Quality: 78.3
  • Productivity: 58.4
  • Customizability: 78.1
  • Portability: 62.5
Name
KEEBD Reviung 39 II
Name
MMD KM40
Name
Other 0xCB Static
Release year
2021
Release year
2026
Release year
2025
Switch Options
Tactile
Switch Options
Linear, Tactile
Switch Options
-
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
40%
Layout Size
40%
Layout Size
40%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Display Support
 
OLED
Mac/Win Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
USB passthrough
 
Connection
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Wired, Wired only
Polling Rate
-
Polling Rate
-
Polling Rate
-
Battery capacity
-
Battery capacity
2000 mAh
Battery capacity
-
Hall Effect Support
 
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
-
Mount Style
Gasket Mount
Mount Style
-
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Rgb
Backlight
 
Case Colors
Case Colors
Case Colors
Case Material
Acrylic, Plastic
Case Material
Aluminum
Case Material
Acrylic, Steel, Metal
Keycaps Material
-
Keycaps Material
PBT
Keycaps Material
-
Dimensions
-
Dimensions
-
Dimensions
-
Weight
-
Weight
620g
Weight
-
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Product Description

The KEEBD Reviung 39 II is a compact 39-key column-staggered mechanical keyboard kit suited for hobbyists who enjoy building and customizing their own keyboards. It requires users to source and install key switches, keycaps, and a Pro Micro controller, making it a good fit for those comfortable with assembly and firmware flashing. Its small layout is ideal for users who want a minimal footprint while retaining essential keys.

Key Features

  • Hot-swap sockets allow easy switch replacement without soldering, enabling quick customization of typing feel and sound.
  • Column-staggered layout offers an alternative key arrangement that may improve ergonomics for some users.
  • Optional RGB LED rear-facing drop lights can be added for visual customization.
  • Precompiled firmware is available, but users can customize keymapping if desired.

Build Quality

  • Includes an FR4 switch plate and an acrylic bottom plate, combining rigidity with lightweight construction.
  • Acrylic controller cover is provided in a blank, clear design, offering basic protection and visibility of components.
  • Uses brass standoffs and multiple screws for stable assembly.

Typing Experience

  • Switch feel depends on user-installed MX-compatible switches, allowing full customization of tactile or linear feedback.
  • Hot-swap sockets facilitate easy experimentation with different switch types.
  • Acoustic properties will vary based on switch choice and acrylic case material, generally producing moderate sound levels.

Compatibility and Connectivity

  • Requires a Pro Micro controller, which must be installed and programmed separately.
  • Firmware supports basic keymapping and can be customized by users familiar with keyboard firmware.
  • Wired connection only, no wireless support.

Trade-offs

  • Assembly is required, including soldering for the controller unless optional hot-swap headers are used.
  • Small layout may lack some keys preferred by users needing full navigation or function clusters.
  • No built-in controller or switches, increasing setup complexity for beginners.
  • Limited case materials and design options compared to some other kits.

Frequently Asked Questions (FAQ)

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