Keychron K3 Version 2, 84 Keys Ultra-Slim Wireless Bluetooth/USB Wired Mechanical Keyboard with White LED Backlit, Low-Profile Keychron Mechanical Brown Switch Compatible with Mac Windows

Price: $83.99 - $62.99
(as of Sep 19, 2025 09:32:22 UTC – Details)

Product description

84-keys

Compact 75% Layout

A low-profile compact 75% layout (84-keys) wireless mechanical keyboard.

Low-Profile Keys

Ultra-Slim Body

The redesigned low-profile Gateron switch is 40% slimmer than conventional normal profile switches.

Switch Operating Systems

Support macOS / Windows

Offers layout compatible with Mac and Windows. Includes keycaps for both macOS and Windows.

Wireless and Wired

Multi-Device Connectivity

Connect up to 3 devices via the stable Broadcom Bluetooth 5.1 chipset and switch easily.

1 75% Layout

2 Ultra-Slim

3 macOS / Windows

4 Multitasking

Low-Profile Gateron Mechanical Switch

The redesigned low-profile Gateron mechanical switch is 40% slimmer than conventional switches with a 50 million keystroke lifespan to provide unrivaled tactile responsiveness.

MX-Styled Stabilizers

The MX-styled stem and stabilizers design will enhance keyboard reliability, and deliver better typing experiences.

Low-Profile Keycaps

The K3 is equipped with MX-style keycaps for improved reliability and a better typing experience.

North-facing White Backlit

The north-facing white LED is designed to better illuminate backlight from the typist’s angle.

Ergonomic Support

Three levels of adjustable typing angle aim to provide long-lasting ergonomic wrist support.

Keychron K3 Low-Profile Wireless Mechanical Keyboard

Keychron K3 is a compact 75% layout white backlit Bluetooth mechanical keyboard designed for Mac and Windows, designed to maximize your workspace and improve productivity. It has all the necessary multimedia and function keys, providing two reliable connection modes, wireless and wired.

Bluetooth Connection Steps

Slide the toggle switch to the Bluetooth position. Hold Fn + 1 until the Bluetooth indicator flashes repeatedly. Enable Bluetooth on your device, search for the keyboard, and connect.

Bluetooth connection video: see troubleshooting guide for details.

Bluetooth Not Connecting? Try These Steps

Factory reset the keyboard: Hold Fn + Z + J for 4 seconds.Power cycle all devices, including your computer and keyboard. Disable auto-sleep mode: Hold Fn + S + O for 4 seconds. Test the keyboard with other devices (phone, tablet, iPad, etc.). If it connects, the keyboard itself is working fine. For Windows

Uncheck “Allow the computer to turn off the keyboard to save power” in power management under the device manager. Update the Bluetooth firmware If it’s still possible for your keyboard to connect toyour device: see troubleshooting guide for details.Reset the Bluetooth drivers on your PC. For macOS

Check Mac’s Wi-Fi and Bluetooth interference: see troubleshooting guide for details.Try these troubleshooting tips: see troubleshooting guide for details. Can’t Type After Waking Up Mac?

This issue is caused by Apple’s FileVault, which prevents third-party Bluetooth keyboards from unlocking the login screen. Keychron keyboards support FileVault login in wired mode only.

Solutions:

Turn off FileVault to enable normal login. Use a wired connection to enter your password. Keychron keyboards support FileVault login in wired mode only. Typing experience of the switch is not as expected

The low-profile switch has a lower height or thinner body, it will trigger a keystroke faster than conventional normal profile switch.

Dimension 306 x 116 x 22 mm / 12.05 x 4.57 x 0.83 Inch Weight About 483g / 1.06lbs Number of Keys 84 keys Switches Low profile Gateron mechanical Switch Frame Material ABS+Aluminum frame Keycap Material ABS Backlit White Backlit Polling Rate 1000Hz (Wired Mode) / 90Hz (Wireless Mode) Connection Bluetooth and Type-C cable Battery 1550mAh Rechargeable li-polymer battery Compatible System macOS/Windows Operating Environment -10 to 50℃ BT Working Time Up to 34 hours (Lowest brightness) Number of Multimedia Keys 12

Keychron K3, a compact 75% layout ultra-slim wireless mechanical keyboard built for peak productivity and a great tactile typing experience.
Be ready to multitask without missing a beat by connecting the K3 with up to 3 devices via the stable Broadcom Bluetooth 5.1 chipset and switch between your laptop, PC, tablet and phone seamlessly. *Keep the distance between the keyboard and the device within reasonable limits to minimize signal interference.
With a unique Mac layout, the K3 has all the necessary Mac multimedia keys while still being compatible with Windows. Extra keycaps for both Windows and Mac operating systems are included. *If it doesn’t match your device exactly, you can try updating the keyboard’s firmware.
The redesigned low-profile Keychron mechanical switch is 40% slimmer than conventional switches with a shorter pre-travel and total travel distance that triggers an input and feedback faster than conventional/normal-profile mechanical switches.
Together with the reinforced aluminum body (plastic bottom frame) make the K3 one of the thinnest and lightweight wireless mechanical keyboards on the market. The K3 also comes with a floating keycap design with a charming white backlight with modern keycap legends to sync with your mood.