--- product_id: 744295926 title: "K4 QMK Wireless Custom Mechanical Keyboard, 96% Layout Bluetooth/2.4G/USB-C Programmable, White Backlit Super Brown Switch NKRO Gaming Keyboard for Mac/Windows/Gamers, Version 3" brand: "keychron" price: "€ 285.62" currency: EUR in_stock: true url: https://www.desertcart.pt/products/744295926-k4-qmk-wireless-custom-mechanical-keyboard-96-layout-bluetooth-2 store_origin: PT region: Portugal --- # Bluetooth 5.1 + 2.4G + USB-C tri-mode 4000mAh battery for marathon use QMK open-source firmware for full customization K4 QMK Wireless Custom Mechanical Keyboard, 96% Layout Bluetooth/2.4G/USB-C Programmable, White Backlit Super Brown Switch NKRO Gaming Keyboard for Mac/Windows/Gamers, Version 3 **Brand:** keychron **Price:** € 285.62 **Availability:** ✅ In Stock ## Summary > ⌨️ Elevate your desk game with the ultimate 96% wireless mechanical keyboard! ## Quick Answers - **What is this?** K4 QMK Wireless Custom Mechanical Keyboard, 96% Layout Bluetooth/2.4G/USB-C Programmable, White Backlit Super Brown Switch NKRO Gaming Keyboard for Mac/Windows/Gamers, Version 3 by keychron - **How much does it cost?** € 285.62 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/744295926-k4-qmk-wireless-custom-mechanical-keyboard-96-layout-bluetooth-2) ## Best For - keychron enthusiasts ## Why This Product - Trusted keychron brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Massive Battery Life:** 4000mAh battery capacity delivers extended wireless use, so you stay unplugged and productive longer than ever. - • **Pro-Level Performance:** 1000Hz polling rate and low-latency ARM MCU ensure lag-free typing and gaming precision for competitive edge. - • **Endless Customization Power:** Harness the open-source QMK firmware and Keychron Launcher app to remap keys, create macros, and tailor shortcuts to your workflow. - • **Ergonomic Comfort Meets Style:** Adjustable feet and an inclined frame provide all-day typing comfort, complemented by a sleek white backlit design for low-light productivity. - • **Seamless Multi-Device Workflow:** Connect up to 3 devices wirelessly and switch instantly with ultra-stable Broadcom Bluetooth 5.1 or 2.4G wireless modes. ## Overview The Keychron K4 Version 3 is a compact 96% layout mechanical keyboard featuring super brown switches, triple-mode connectivity (Bluetooth 5.1, 2.4G, USB-C), and a powerful 4000mAh battery. It supports full QMK firmware customization for key remapping and macros, boasts a 1000Hz polling rate for zero-lag performance, and offers ergonomic design with adjustable feet and white backlighting—perfect for Mac, Windows, and gaming pros seeking productivity and style. ## Description ## Features - Keychron K4 Version 3 - Keychron K4 (Version 3) is a 96% layout (100-key) White backlight Bluetooth mechanical keyboard. The K4 is crafted to maximize your workspace and enhance productivity. - QMK & Launcher. - The open-source QMK firmware means endless possibilities for key remapping, macros, shortcuts, and more. Now you can easily customize each key with the Keychron Launcher web app. - Wireless and Wired Dual Mode - You can connect the K4 Version 3 with up to 3 devices wirelessly via its stable Broadcom Bluetooth 5.1 for seamless multitasking across your laptop, phone, and tablet. Switch among them swiftly, and it’s fully compatible with both Mac and Windows. - An Epic Core Inside The Keyboard - A powerful low-power ARM architecture MCU equipped with 256KB Flash will provide more flexibility for developers. The polling rate is 1000 Hz out of the box, which makes latency non-existent for the competitive game. - Upgraded Typing Experience - The K4 version 3 comes with a battery capacity of 4000mAh, is one of the biggest battery in mechanical keyboards. It also has wired mode with USB Type-C connection. Two level adjustable feet and inclined bottom frame provides a great ergonomic support for long lasting typing comfort.The keyboard has enchanting White backlight with modern keycap legends to help you type in dim environments. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | Keychron | | Package Dimensions | 40.21 x 20.29 x 7.39 cm; 1.44 kg | | Batteries | 1 Lithium Ion batteries required. (included) | | Item model number | K4X-A3 | | Manufacturer | Keychron | | Series | K4X-A3 | | Color | Brown Switch | | Are Batteries Included | Yes | | Lithium Battery Energy Content | 4000 Watt Hours | | Lithium Battery Packaging | Batteries contained in equipment | | Lithium Battery Weight | 0.9 g | | Number Of Lithium Ion Cells | 1 | | Item Weight | 1.44 Kilograms | ## Product Details - **Brand:** Keychron - **Colour:** Brown Switch - **Model name:** K4X-A3 ## Images ![K4 QMK Wireless Custom Mechanical Keyboard, 96% Layout Bluetooth/2.4G/USB-C Programmable, White Backlit Super Brown Switch NKRO Gaming Keyboard for Mac/Windows/Gamers, Version 3 - Image 1](https://m.media-amazon.com/images/I/714gJNZ9LZL.jpg) ## Frequently Bought Together - Keychron K4 QMK Wireless Custom Mechanical Keyboard, 96% Layout Bluetooth/2.4G/USB-C Programmable, White Backlit Super Brown Switch NKRO Gaming Keyboard for Mac/Windows/Gamers, Version 3 - Logitech MX Master 3S Wireless Mouse, Ultra-fast Scrolling, Ergo, 8K DPI, Track on Glass, Quiet Clicks, USB-C, Bluetooth, Windows, Linux, Chrome - Graphite - Geekria 90%-96% Keyboard Case, Hard Shell Travel Carrying Bag for 100keys Mechanical Gaming Keyboard, Compatible with Keychron K4, RK Royal KLUDGE RK96 / RK100, Nuphy Air96 V2 (Dark Gray) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/744295926-k4-qmk-wireless-custom-mechanical-keyboard-96-layout-bluetooth-2](https://www.desertcart.pt/products/744295926-k4-qmk-wireless-custom-mechanical-keyboard-96-layout-bluetooth-2) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-06-05*