What makes the Yunzii CK75 Polar Bear keyboard unique?

The Yunzii CK75 Polar Bear stands out with its transparent acrylic case and gasket-mounted design, providing a premium typing experience and a visually striking appearance. Its hot-swappable feature allows for easy customization with different mechanical switches.

Can I use the CK75 keyboard wirelessly?

Yes, the CK75 supports triple modes of connection: wired, Bluetooth 5.1, and 2.4GHz wireless. This flexibility allows you to connect to various devices seamlessly, whether you're at your desk or on the go.

What type of switches does the CK75 Polar Bear use?

The CK75 is equipped with Coolkiller Ice Blade tactile switches, which are pre-lubed to provide a smooth and satisfying typing experience. The keyboard is also hot-swappable, allowing you to easily replace the switches without soldering.

How is the RGB lighting on the Yunzii CK75 Polar Bear?

The CK75 features south-facing RGB LEDs, which offer smoother and brighter lighting effects. It comes with a variety of default RGB settings, and you can customize them further using compatible software on Windows systems.

Is the CK75 suitable for long typing sessions?

Absolutely. The CK75's KSA profile keycaps are designed for ergonomic comfort, providing an ideal typing angle and height. Combined with the tactile Ice Blade switches and gasket-mounted design, it offers a comfortable typing experience for both gamers and typists.

How long does the battery last on the CK75?

The CK75 has a 3750mAh battery that can last up to 25 hours with the RGB lights on and up to 90 hours with the lights off. This ensures you can enjoy extended use without frequent recharging.

Can I customize the keycaps on the CK75?

Yes, the CK75 comes with durable double-shot PBT keycaps that are oil-resistant and feature vibrant dye-sub legends. You can swap these keycaps with any compatible set if you wish to personalize your keyboard further.

Does the CK75 support software customization?

Yes, the CK75 supports programmable software customization, but please note that the software is only compatible with Windows systems. This allows you to tailor your keyboard's functions and lighting to your preferences.

Yunzii CK75 Starting at $68.99

Name: Yunzii CK75
Brand: Yunzii

Vendor	Location	Coupon Code	In Stock	Price (USD)	Link*
Yunzii CK75
	Based in US	-	?	~ 69	Check price
YUNZII CK75 Wireless Transparent Gasket Mechanical Keyboard-Polar Bear
	Shipping to US			$69 Out of stock	Visit Shop

Vendor

Location

Coupon Code

In Stock

Price (USD)

Link*

Yunzii CK75

Based in US

~ 69

Check price

YUNZII CK75 Wireless Transparent Gasket Mechanical Keyboard-Polar Bear

Shipping to US

$69

Out of stock

Visit Shop

Compare Yunzii CK75 vs Yunzii B75 Pro vs Keychron Q3 Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!

Model	Yunzii CK75	Yunzii B75 Pro	Keychron Q3
		75	97
Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)	4.7 stars (319 reviews)
Purchase Options
Main differences	Has Tactile switch options Built with the ANSI layout standard Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Equipped with a 3750 mAh battery Weighs about 1050 g Sized at 28 x 145 x 329 mm Made with a ABS case Features PBT keycaps	Released in 2024 Has Linear, Clicky, Tactile switch options Built with the ISO, ANSI, Dvorak layout standard Features N-key rollover 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 Made with a Plastic case Features PBT, PC keycaps	Has Linear, Tactile, Clicky, Silent switch options Available in a 80% layout Built with the ANSI, ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-SW, ISO-UK layout standard Supports QMK firmware Supports VIA configuration Supports Wired, Wired only, connectivity Runs at a 1000 Hz polling rate Weighs about 2000 g Sized at 20 x 137 x 365 mm Made with a Aluminum case Features PBT, ABS keycaps
Score	Scores Performance: 63.5 Build Quality: 59 Productivity: 52.1 Customizability: 55.8 Portability: 73.9	Scores Performance: 75 Build Quality: 60.8 Productivity: 91.2 Customizability: 78.9 Portability: 80.5	Scores Performance: 71.8 Build Quality: 91 Productivity: 97.4 Customizability: 99.5 Portability: 57.5
Name	Name Yunzii CK75	Name Yunzii B75 Pro	Name Keychron Q3
Release year	Release year 2022	Release year 2024	Release year 2022
Switch Options	Switch Options Tactile	Switch Options Linear, Clicky, Tactile	Switch Options Linear, Tactile, Clicky, Silent
Profile	Profile Normal Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 75%	Layout Size 80%
Layout Standard	Layout Standard ANSI	Layout Standard ISO, ANSI, Dvorak	Layout Standard ANSI, ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-SW, ISO-UK
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Normal	Layout Ergonomics Normal
Knob Support	Knob Support	Knob Support	Knob Support
Display Support	Display Support	Display Support	Display Support
Mac/Win Support	Mac/Win Support	Mac/Win Support	Mac/Win Support
Multi-Media Keys	Multi-Media Keys	Multi-Media Keys	Multi-Media Keys
USB-C	USB-C	USB-C	USB-C
USB passthrough	USB passthrough	USB passthrough	USB passthrough
Connection	Connection Bluetooth, 2.4 GHz, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless,	Connection Wired, Wired only,
Polling Rate	Polling Rate -	Polling Rate 4000 Hz	Polling Rate 1000 Hz
Battery capacity	Battery capacity 3750 mAh	Battery capacity 4000 mAh	Battery capacity -
Hall Effect Support	Hall Effect Support	Hall Effect Support	Hall Effect Support
QMK Support	QMK Support	QMK Support	QMK Support
VIA Support	VIA Support	VIA Support	VIA Support
VIAL Support	VIAL Support	VIAL Support	VIAL Support
N-Key Rollover	N-Key Rollover	N-Key Rollover	N-Key Rollover
Rapid Trigger	Rapid Trigger	Rapid Trigger	Rapid Trigger
Mount Style	Mount Style Gasket Mount	Mount Style Gasket Mount	Mount Style Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, South-face	Backlight Rgb, South-face	Backlight Rgb, South-face
Case Colors	Case Colors	Case Colors	Case Colors
Case Material	Case Material ABS	Case Material Plastic	Case Material Aluminum
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT, PC	Keycaps Material PBT, ABS
Dimensions	Dimensions 28 x 145 x 329 mm	Dimensions 42 x 334 x 144 mm	Dimensions 20 x 137 x 365 mm
Weight	Weight 1050g	Weight 937g	Weight 2000g

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Product Description

The Yunzii CK75 Polar Bear is a 75% wireless mechanical keyboard suited for users who want versatile connectivity and easy switch customization. It fits those who prefer a compact layout with 80 keys and value a quieter, softer typing experience thanks to gasket mounting and pre-lubed tactile switches. This keyboard works well for both typing and casual gaming, especially if you want to swap switches without soldering.

Key Features

Supports wired USB-C, Bluetooth 5.1, and 2.4GHz wireless connections, offering flexibility for different devices and use cases.
Hot-swappable switch sockets accept 3-pin or 5-pin mechanical switches, allowing quick switch changes without soldering.
South-facing RGB LEDs provide smoother and brighter lighting effects, with software customization available on Windows.
Large 3750mAh battery supports extended wireless use, lasting up to 25 hours with lighting on and longer without.

Build Quality

Transparent acrylic case offers a solid, visually distinctive design while keeping the keyboard lightweight at just over 1kg.
Gasket mount design uses silicone and foam pads to reduce typing noise and soften keypress impact, improving comfort and acoustics.
ABS plastic case material is durable but less premium-feeling compared to metal or aluminum alternatives.

Typing Experience

Ice Blade tactile switches come pre-lubed for smoother keystrokes with moderate resistance (45gf), suitable for users who want tactile feedback without loud clicks.
Keycaps are double-shot PBT with dye-sublimated legends, offering durability and resistance to shine or fading.
KSA profile keycaps provide an ergonomic angle and height, balancing comfort for both gaming and typing sessions.

Connectivity

Triple connectivity modes allow seamless switching between wired and wireless setups depending on user preference or device compatibility.
Includes a 2.4GHz wireless dongle and Type-C cable for immediate use without extra purchases.

Trade-offs

Software customization is limited to Windows, restricting advanced programming for users on macOS or Linux.
ABS plastic case may not feel as sturdy or premium as metal alternatives.
Battery life estimates are vendor-provided and may vary with usage patterns.

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