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PENUMBRA K687 HE Rapid Trigger Gaming Keyboard

Redragon PENUMBRA K687 HE

The Redragon PENUMBRA K687 HE is a compact 65% mechanical keyboard designed for users who prioritize fast and precise key actuation, such as gamers or professionals needing quick response times. It features Hall Effect magnetic switches, which reduce input delay and extend switch lifespan. This keyboard suits those who want a smaller footprint without sacrificing dedicated function keys, and who prefer a quieter, cushioned typing experience.</p... Read more
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PENUMBRA K687 HE Rapid Trigger Gaming Keyboard

Redragon
Redragon
Ships to US
$84

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Compare Redragon PENUMBRA K687 HE vs MCHOSE Jet 75 HE vs Yunzii B75 Pro Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Redragon PENUMBRA K687 HEMCHOSE Jet 75 HEYunzii B75 Pro
70
PENUMBRA K687 HE Rapid Trigger Gaming Keyboard
64
MCHOSE Jet 75 Hall Effect Magnetic Switch Gaming Keyboard
75
YUNZII B75 Pro Wireless Mechanical Keyboard - ISO Layout
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  • Weighs about 1500 g
  • Sized at 43 x 334 x 140 mm
  • Made with a Aluminum case
  • Offers Yes, Rgb RGB lighting
  • Runs at a 8000 Hz polling rate
  • Weighs about 1030 g
  • Sized at 41 x 322 x 137 mm
  • Released in 2024
  • Has Linear, Clicky, Tactile switch options
  • Built with the ISO, ANSI, Dvorak layout standard
  • Provides dedicated media keys
  • Includes screw-in stabilizers
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless, connectivity
  • Runs at a 4000 Hz polling rate
  • Equipped with a 4000 mAh battery
  • Weighs about 937 g
  • Sized at 42 x 334 x 144 mm
  • Features PBT, PC keycaps
Scores
  • Performance: 86.5
  • Build Quality: 70.2
  • Productivity: 78.4
  • Customizability: 56
  • Portability: 61
Scores
  • Performance: 97.6
  • Build Quality: 60.2
  • Productivity: 63.1
  • Customizability: 53.3
  • Portability: 59.4
Scores
  • Performance: 74.7
  • Build Quality: 60.3
  • Productivity: 91.4
  • Customizability: 79
  • Portability: 80.2
Name
Redragon PENUMBRA K687 HE
Name
MCHOSE Jet 75 HE
Name
Yunzii B75 Pro
Release year
2025
Release year
2025
Release year
2024
Switch Options
Magnetic
Switch Options
Magnetic
Switch Options
Linear, Clicky, Tactile
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ISO, ANSI, Dvorak
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Display Support
 
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
Wired, Wired only
Connection
Wired, Wired only
Connection
Bluetooth, 2.4 GHz, Wired, Wireless,
Polling Rate
-
Polling Rate
8000 Hz
Polling Rate
4000 Hz
Battery capacity
-
Battery capacity
-
Battery capacity
4000 mAh
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
Gasket Mount
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Rgb, South-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Plastic
Case Material
Plastic
Keycaps Material
PBT
Keycaps Material
PBT
Keycaps Material
PBT, PC
Dimensions
43 x 334 x 140 mm
Dimensions
41 x 322 x 137 mm
Dimensions
42 x 334 x 144 mm
Weight
1500g
Weight
1030g
Weight
937g
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Product Description

The Redragon PENUMBRA K687 HE is a compact 65% mechanical keyboard designed for users who prioritize fast and precise key actuation, such as gamers or professionals needing quick response times. It features Hall Effect magnetic switches, which reduce input delay and extend switch lifespan. This keyboard suits those who want a smaller footprint without sacrificing dedicated function keys, and who prefer a quieter, cushioned typing experience.

Key Features

  • Hall Effect magnetic switches provide faster input detection and longer durability compared to traditional mechanical switches.
  • Adjustable actuation point between 0.1 and 3.4 mm allows precise customization of key sensitivity, useful for rapid or deliberate typing.
  • Dedicated top-row function keys eliminate the need for FN combos, improving convenience in a compact layout.

Build Quality

  • Frame made from CNC-machined aluminum offers a stable and solid base, enhancing durability and desk presence.
  • Gasket mounting with precision-locked covers reduces noise and adds flexibility, resulting in a softer, less rigid typing feel.
  • Multiple layers of foam and silicone pads dampen hollow sounds, producing cleaner and quieter keystrokes.

Typing Experience

  • The combination of gasket design and noise dampening materials creates a cushioned, quiet typing environment.
  • Ultra-precise actuation adjustment supports both fast gaming inputs and comfortable typing preferences.

Layout and Use Cases

  • 65% layout omits the numpad but retains arrow keys and dedicated function keys, balancing compactness with functionality.
  • Good fit for users needing more mouse space and quick access to function keys without FN layers.
  • Less ideal for those who require a full-size keyboard or extensive macro layers, as compatibility with other Hall Effect switches is limited.

Frequently Asked Questions (FAQ)

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