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Item #:
234511434
Keychron K3 Ultra-Slim 75% ISO-UK-Layout Wireless Bluetooth/Wired USB Mechanical Keyboard,84 Keys Hot Swappable Low-Profile Optical Brown Switch
Item #:
234511434
€ 147
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from UK
5%
In stock
Imported from UK store
QTY:
Order now and get it around Friday, September 11
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Be ready to multitask without missing a beat by connecting the K3 with up to 3 devices via stable Bluetooth 5.1 and switch between your laptop, PC, tablet, and phone seamlessly.
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What Stands Out
Ultra-Slim Design
The Keychron K3's ultra-slim profile enhances portability, making it ideal for on-the-go professionals and students who value space-saving tech without compromising performance.
Hot-Swappable Switches
With hot-swappable optical switches, users can easily customize their typing experience, allowing for quick changes to suit personal preferences and enhance overall productivity.
Dual Connectivity
Support for both Bluetooth and wired USB connections provides flexibility, enabling seamless transitions between devices for a hassle-free user experience across various platforms.
Product Details
| Compatible Devices | Smartphone |
| Connectivity Technology | Bluetooth, USB |
| Product Features | Lightweight,Wireless,Travel |
| Keyboard Backlighting Color Support | Single Color |
| Number of Batteries | 1 |
| Switch Type | Mechanical with Optical Switch |
| Keyboard Layout | QWERTY |
| Hand Orientation | Ambidextrous |
| Button Quantity | 84 |
| Compatible Operating System Family | MacOS, Windows |
| Number of Keys | 84 |
| Colour | Brown Swich |
| Style Name | Modern |
| Theme | Mechanical Keyboards, Wireless Keyboards |
| Brand Name | Keychron |
| Keyboard Description | Mechanical |
| Antenna Location | Student |
| Box Contents | Extra keycaps |
| Model Number | K3 |
| Model Name | Keychron K3 UltraSlim |
| Unit Count | 1.0 count |
| Manufacturer | Keychron |
| Number of Packs | 1 |
| Country of Origin | China |
| Item Dimensions L x W x H | 30.6L x 11.6W x 2.2H centimetres |
| Enclosure Material | Aluminium |
| Brand | Keychron |
| Recommended uses for product | Student |
| Special feature | Lightweight,Wireless,Travel |
| Keyboard backlighting colour support | Single Color |
| Style | Modern |
| Product dimensions | 30.6L x 11.6W x 2.2H centimetres |
Who Should Buy?
-
Compact Workspaces
Ideal for users with limited desk space, allowing full functionality without the bulk of a traditional keyboard.
-
Travel Enthusiasts
Lightweight design and wireless capability make it easy to transport for use on the go.
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Writers & Coders
Low-profile optical switches provide a comfortable typing experience, enhancing productivity for prolonged use.
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Gaming Enthusiasts
May lack the tactile feedback and speed required for competitive gaming despite its mechanical features.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Can the K3 be used with both Mac and Windows operating systems?
Answer: Yes, it has a unique Mac layout with necessary Mac multimedia keys and extra keycaps for both Windows and Mac OS. -
Question:
Can the low-profile optical switches be hot-swapped without soldering?
Answer: Yes, it's possible to easily hot-swap every low-profile optical switch without the need for soldering. -
Question:
What are the connectivity options for the K3?
Answer: The K3 can be connected via stable Bluetooth 5.1 chipset with up to 3 devices, and it also has a wired mode with USB Type-C connection.
Keychron Keyboards K3 Editorial Review
The Keychron K3 Ultra-Slim Mechanical Keyboard has garnered a mix of praise and frustration among users, ultimately reflecting a balanced yet nuanced customer experience. Many users appreciate the lightweight design, solid build quality, and versatile connectivity options that this keyboard offers. For programmers and creatives, the tactile feedback of the optical switches—especially the brown switches preferred by some—provides an engaging typing experience that is responsive and enjoyable. Notably, the aesthetic appeal, customizable backlighting, and ability to switch between Mac and Windows layouts have also been highlighted as significant positives. However, the keyboard is not without its flaws. Several users have reported significant issues with Bluetooth connectivity, including delayed recognition and random disconnections. These technical glitches seem to overshadow many of the keyboard’s appealing features for those who rely on wireless functionality. Furthermore, some feedback pointed to recurring issues like key malfunctions, such as stutters or keys getting stuck, raising concerns about long-term durability and reliability. Users also indicated difficulties in finding compatible low-profile keycaps, although the inclusion of additional Mac and Windows keycaps was welcomed. Despite these challenges, the Keychron K3 maintains a devoted following among those looking for a stylish, high-performance mechanical keyboard, especially for users transitioning from laptops. It offers an intriguing blend of aesthetics and functionality, making it a noteworthy option, albeit with some caveats regarding its Bluetooth capabilities. **
Customer Reviews & Ratings
108 customers ratings
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5 Star
58%
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4 Star
19%
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3 Star
8%
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2 Star
5%
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1 Star
10%
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Pros
- Lightweight and slim design, ideal for portability
- Excellent tactile feedback from low-profile optical switches
- Solid build quality and appealing aesthetics
- Customizable RGB backlighting with different modes
- Comes with keycaps for both Mac and Windows, along with a dust protector
Cons
- Reports of keys getting stuck or having a "phantom keystroke" problem
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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€ 147
Order now and get it around Friday, September 11
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Features & Benefits
- Compact 75% layout 84 keys hot-swappable ultra-slim wireless mechanical keyboard
- Stable Bluetooth 5.1 chipset for seamless connection with up to 3 devices
- Mac layout with necessary Mac multimedia keys, also compatible with Windows
- Low-profile Keychron optical switch for faster input and tactile responsiveness
- Reinforced aluminum body making it one of the thinnest and lightweight mechanical keyboards
- Hot-swap every low-profile optical switch without soldering for customized typing experience
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