Keychron K3 Ultra-Slim 75% Layout Wireless Wired Mechanical Keyboard, Hot-swappable Compact 84 Keys Bluetooth RGB LED Backlit for Mac Windows, Low Profile Optical Red Switch, Version 2

75% LAYOUT - Crafted for productivity, the Keychron K3s 75% layout is a compact version of tenkeyless layout. It allows users access to all the essential multimedia and function keys, but with a smaller footprint.
ULTRA-SLIM - The redesigned low profile switch is 40% slimmer than conventional switches. Together with the streamlined aluminum body makes the Keychron K3 one of the thinnest and lightweight wireless mechanical keyboards in the world.
UITABLE FOR ALL DEVICES - With a unique Mac layout, K3 has all necessary Mac function keys, while compatible with Windows. Extra keycaps for both Windows and Mac operating system are included.
WIRELESS AND WIRED - Connect with up to 3 devices via Bluetooth and switch among them easily. With high reliable and broad compatibility Broadcom Bluetooth 5.1 chipset, the K3 is best to fit home, office and light gaming use while connecting with your smartphone, laptop and iPad. It also has wired mode with USB Type-C connection.
18 TYPES OF RGB- Charming RGB backlight with elegant keycap legends helps to type in dime environment, you can also choose other static color backlight mode. You can easily hot-swap every Optical switch in a few seconds to customize your typing experience on the K3 without soldering. *Hot-swappable feature is available for low profile Keychron Optical switch version only.