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Yunzii CK98 Retro OLED Math Mechanical Keyboard

YUNZII Coolkiller CK98 Wireless Hot Swappable OLED Mechanical Keyboard-Math
YUNZII Coolkiller CK98 Wireless Hot Swappable OLED Mechanical Keyboard-Math as variant: Keyboard / Math / Ice Blade Switch
YUNZII Coolkiller CK98 Wireless Hot Swappable OLED Mechanical Keyboard-Math as variant: Keyboard / Polar Bear / Ice Blade Switch
YUNZII Coolkiller CK98 Wireless Hot Swappable OLED Mechanical Keyboard-Math as variant: Keyboard and Large Aluminum Box / Math / Ice Blade Switch
YUNZII Coolkiller CK98 Wireless Hot Swappable OLED Mechanical Keyboard-Math

Technical Specifications

Brand:
Yunzii
Hot Swappable:
 
Knob Support:
 
Rgb Support:
 
South-face
Layout Size:
98% layout size
Layout Standard:
ANSI Layout
Layout Ergonomics:
Normal
Profile:
Normal Profile
Display Support:
 
Connection:
Bluetooth, 2.4 GHz, Wireless
Battery capacity:
3750 mAh
QMK/VIA:
 
Mount Style:
Gasket Mount
Case Material:
Plastic case
Keycaps:
ABS keycaps
New to the hobby? Read our specifications guide!

Purchase Options

VendorPrice (USD)Link*
YUNZII Coolkiller CK98 Wireless Hot Swappable OLED Mechanical Keyboard-Math
Yunzii
$109 - $119
-
Yunzii CK98 Retro OLED Math
Amazon
~ $109 - $119
-
*I may earn a small commission at no extra cost to you if you purchase through our affiliate links. Thanks for your support!

Price history

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Product Description

The Yunzii CK98 Retro OLED Math keyboard is a unique and innovative keyboard designed for enthusiasts and gamers looking for a high-performance and customizable typing experience. With its retro OLED monitor and customizable RGB lighting, this keyboard offers a blend of style and functionality that sets it apart from other keyboards on the market.

Main Features

The standout feature of the Yunzii CK98 Retro OLED Math keyboard is its OLED monitor, which can display CPU/GPU information, temperature, time, and even custom images and GIFs uploaded by the user. This level of customization allows users to personalize their keyboard like never before. Additionally, the keyboard offers tri-mode connectivity options, including Type-C wired, Bluetooth, and 2.4GHz wireless, giving users flexibility in how they connect to their devices.

Material and Build

The Yunzii CK98 Retro OLED Math keyboard boasts a durable and stylish design, with a solid acrylic case that showcases the keyboard's inner workings. The gasket-mounted mechanical keyboard features high-quality gaskets and silicone pads that absorb the impact of each key press, resulting in a smoother and more comfortable typing experience. The keyboard is also hot-swappable, allowing users to easily swap out switches without the need for soldering.

Cross-Platform Compatibility

With its Bluetooth and 2.4GHz wireless connectivity options, the Yunzii CK98 Retro OLED Math keyboard is compatible with a wide range of devices and operating systems. The built-in 3750mAh battery ensures long-lasting use, while the energy-saving module helps conserve power for extended typing sessions. Switching between devices is seamless, making it easy to transition from one device to another without any hassle.

Personalization Options

Users can personalize their typing experience with the Yunzii CK98 Retro OLED Math keyboard through key remapping and aesthetic customizations like backlighting. The keyboard's compatible software allows for easy customization of RGB lighting effects and key assignments, giving users full control over their typing setup. Whether you prefer a minimalist look or a vibrant display of colors, the CK98 has options to suit your style.

Beyond Basics

In addition to its customizable features, the Yunzii CK98 Retro OLED Math keyboard offers extra functionalities like USB pass-through and dedicated media controls. These additional features enhance the overall user experience, making this keyboard a versatile and practical choice for both work and play.

Compare Yunzii CK98 Retro OLED Math vs Varmilo CMYK vs Varmilo Moonlight

Compare similar keyboards side by side. You can also use the extensive comparison table in order to compare all keyboards against each other!
Yunzii CK98 Retro OLED MathVarmilo CMYKVarmilo Moonlight
YUNZII Coolkiller CK98 Wireless Hot Swappable OLED Mechanical Keyboard-Math
CMYK
Moonlight
Yunzii
Varmilo
Varmilo
$109
$89
$89
Name
Yunzii CK98 Retro OLED Math
Name
Varmilo CMYK
Name
Varmilo Moonlight
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Knob Support
 
Knob Support
 
Knob Support
 
Rgb Support
 
South-face
Rgb Support
 
Rgb Support
 
Layout Size
98% layout size
Layout Size
100%, 80% layout size
Layout Size
100%, 80% layout size
Layout Standard
ANSI Layout
Layout Standard
ISO DE, ISO NOR, ISO, ANSI Layout
Layout Standard
ISO DE, ISO NOR, ISO, ANSI Layout
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Display Support
 
Display Support
 
Display Support
 
Connection
Bluetooth, 2.4 GHz, Wireless
Connection
Wireless, 2.4 GHz
Connection
Wireless, 2.4 GHz
Battery capacity
3750 mAh
Battery capacity
-
Battery capacity
-
QMK/VIA
 
QMK/VIA
 
QMK/VIA
 
Mount Style
Gasket Mount
Mount Style
Top Mount
Mount Style
Top Mount
Case Material
Plastic case
Case Material
Plastic case
Case Material
Plastic case
Keycaps
ABS keycaps
Keycaps
PBT keycaps
Keycaps
PBT keycaps

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