
The Keychron K3 Max is a low-profile mechanical keyboard with a 75% layout and Czech key localisation, which combines Bluetooth 5.2, 2.4GHz RF connectivity and wired USB-C. With a 1550mAh battery, the Keychron K3 Max gaming keyboard lasts up to 73 hours with the backlight on and 42 hours in active RGB mode, giving you long hours of productivity and gaming without the need for frequent charging. You can connect up to three devices simultaneously via Bluetooth 5.1 with seamless switching. Thanks to the improved IXPE, PET and EPDM sound-dampening acoustic foams, you'll enjoy a comfortable and quiet typing experience with a smooth response, while the hot-swappable design lets you easily change mechanical switches without soldering – even on the fly. With the Keychron Launcher app, which is compatible with Mac, Windows and Linux, you can also customise the keyboard to your liking. The low-profile ABS keycaps offer more comfortable typing, while the south-facing RGB backlighting with over 22 modes creates the perfect atmosphere. The Keychron K3 Max mechanical keyboard is designed for maximum performance, comfort and customisation, making it the ideal choice for gamers, professionals and creatives alike.
The Keychron K3 Max gaming keyboard features a fully hot-swappable design with on-the-fly switch replacement, meaning you can easily swap low-profile mechanical switches without soldering and without having to turn the keyboard off. You can customise each key to your preference with support for Keychron 2.0 and Gateron low-profile mechanical switches, allowing you to tailor the typing feel to your exact needs. This way, you can create a unique key response and adapt the keyboard to your work or gaming style in seconds.
The Keychron K3 Max is equipped with a powerful MCU with an ARM architecture and 256KB of Flash memory, which provides greater flexibility for developers and enables advanced keyboard customisation. In wired mode, it achieves a 1000Hz polling rate, ensuring an instant response with no noticeable latency – ideal for competitive gaming and fast typing. Thanks to this powerful hardware, the keyboard is stable, reliable and ready for demanding daily use.
Thanks to its 1550mAh rechargeable li-polymer battery, the Keychron K3 Max gaming keyboard offers up to 73 hours of battery life with the backlight on and 42 hours in active RGB mode, which means long hours of uninterrupted use. You can also conveniently use the keyboard while it's charging.
The Keychron K3 Max keyboard supports three connection modes, making it easy to adapt to any work environment. The 2.4GHz RF wireless connection with a lightning-fast 1000Hz response rate ensures an instant, lag-free reaction, ideal for both gaming and productive work. With Bluetooth 5.1, you can connect up to three devices simultaneously and switch between them seamlessly. For maximum stability and zero latency, a wired USB-C connection is available, providing reliable, drop-free performance.
QMK (Quantum Mechanical Keyboard) firmware provides advanced keyboard customisation options that will be appreciated not only by developers but also by demanding users. Thanks to its open-source nature, it allows for key remapping, creating custom macros, programming shortcuts and advanced layering functions. This allows users to customise the behaviour of the keys to their exact needs – whether for typing, programming or gaming. QMK supports all major operating systems, including macOS, Windows and Linux.
The Keychron K3 Max gaming keyboard is equipped with advanced IXPE, EPDM, and latex acoustic foams that significantly improve typing comfort while dampening unwanted sounds when keys are pressed. The IXPE foam provides a softer, smoother press, while the EPDM foam provides firm support for the switches, increasing their stability and overall durability. Thanks to these layers, the keyboard offers a quiet, responsive and comfortable typing experience that you'll appreciate during long hours of work and gaming.
The innovative low-profile Gateron switch is 31% thinner than standard mechanical switches, which allows for the ultra-slim design of the Keychron K3 Max keyboard without compromising on typing quality. The aluminium body gives the keyboard rigidity while maintaining an elegant, slim profile that is ideal for modern work environments. Despite its slim build, it provides distinct tactile feedback, letting you enjoy an authentic mechanical feel when typing and gaming.
The Keychron K3 Max keyboard offers three adjustable tilt levels, allowing you to customise the typing angle to your preference and ensure maximum comfort even during prolonged use. Thanks to the low-profile mechanical switches, typing is smooth and comfortable, which reduces wrist fatigue. This ergonomic design minimises hand strain, making the keyboard ideal for work, creative projects, and gaming for long hours.
The Keychron K3 Max features a system switch that lets you quickly switch between macOS and Windows modes. It also includes two sets of keycaps specially designed for both operating systems. This means you can save two different key layout configurations and easily switch between them, which is perfect for working and gaming on different devices.
Unless otherwise indicated, keyboards are equipped with CZ keys.
Specifications can be changed without notice. Images are for illustrative purposes only.