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

Keychron K3, a compact 75% layout 84 keys RGB backlight hot-swappable ultra-slim wireless mechanical keyboard built for peak productivity, a great tactile typing experience, and let you personalize per-key typing experience without soldering.
Be ready to multitask without missing a beat by connecting the K3 with up to 3 devices via the stable Bluetooth 5.1 chipset and switch between your laptop, PC, tablet and phone seamlessly. It also has wired mode with USB Type-C connection.
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.
The redesigned low-profile Keychron optical switch is 40% slimmer than conventional switches without sacrificing their typing experience. With the reinforced aluminum body (plastic bottom frame) make the K3 one of the thinnest and lightweight mechanical keyboards on the market. Comes with various RGB backlight settings, you can adjust the keyboard brightness to sync with your mood.
You can easily hot-swap every low-profile optical switch without soldering to customize your typing experience on the K3 (*This keyboard is NOT compatible with any conventional MX style mechanical switch). The pre-installed low-profile optical Red switch provides unrivaled linear responsiveness with up to 70 million keystroke lifespan, and it supports NKRO on the wired mode or 6KRO on the wireless mode.

	K2 84 Key Bluetooth Keyboard	K4 100 Key Bluetooth Keyboard	K8 87 Key Bluetooth Keyboard	K4 100 Key Bluetooth Keyboard	K2 84 Key Bluetooth Keyboard
Hot-swap version			✓	✓	✓
Number of Keys	84 keys	100 keys	87 keys	100 keys	84 keys
Switch Type	Gateron Red/Blue/Brown Switch	Gateron Red/Blue/Brown Switch	Gateron Red/Blue/Brown Switch	Gateron Red/Blue/Brown Switch	Gateron Red/Blue/Brown Switch
Frame	Plastic Frame	Plastic Frame	Plastic Frame	Plastic Frame	Plastic Frame
Keyboard Interface	Bluetooth & Wired	Bluetooth & Wired	Bluetooth & Wired	Bluetooth & Wired	Bluetooth & Wired
Operating System	Mac & Windows	Mac & Windows	Mac & Windows	Mac & Windows	Mac & Windows
Lighting	White Backlight	White Backlight	White Backlight	White Backlight	White Backlight
Dimension	313 x 123mm	371 x 124 mm	355 x 123mm	371 x 124 mm	313 x 123mm