---
product_id: 363311023
title: "Keychron K3 Ultra-Slim 75% Layout RGB Backlit Wireless Bluetooth/Wired USB Mechanical Keyboard, Hot-Swappable Low-Profile Keychron Optical Brown Switch 84-Key Gaming Keyboard for Mac Windows-Version 2"
brand: "keychron"
price: "฿282"
currency: THB
in_stock: false
url: https://www.desertcart.co.th/products/363311023-keychron-k3-ultra-slim-75-layout-rgb-backlit-wireless-bluetooth
store_origin: TH
region: Thailand
---

# Hot-swappable low-profile optical switches Bluetooth 5.1 multi-device pairing 75% ultra-slim layout Keychron K3 Ultra-Slim 75% Layout RGB Backlit Wireless Bluetooth/Wired USB Mechanical Keyboard, Hot-Swappable Low-Profile Keychron Optical Brown Switch 84-Key Gaming Keyboard for Mac Windows-Version 2

**Brand:** keychron
**Price:** ฿282
**Availability:** ❌ Out of Stock

## Summary

> ⌨️ Elevate your workspace with the ultra-slim keyboard that keeps you connected and in control.

## Quick Answers

- **What is this?** Keychron K3 Ultra-Slim 75% Layout RGB Backlit Wireless Bluetooth/Wired USB Mechanical Keyboard, Hot-Swappable Low-Profile Keychron Optical Brown Switch 84-Key Gaming Keyboard for Mac Windows-Version 2 by keychron
- **How much does it cost?** ฿282 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/363311023-keychron-k3-ultra-slim-75-layout-rgb-backlit-wireless-bluetooth)

## 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

- • **Mood-Matching RGB:** Adjust vibrant RGB backlighting to sync with your vibe—professional by day, immersive by night.
- • **Compact Powerhouse:** Ultra-slim 75% layout with 84 keys maximizes desk space without sacrificing functionality.
- • **Sleek & Durable Design:** Reinforced aluminum body blends lightweight portability with premium durability.
- • **Seamless Multi-Device Flow:** Connect up to 3 devices via Bluetooth 5.1 and switch instantly for ultimate multitasking.
- • **Customizable Typing Experience:** Hot-swappable low-profile optical switches let you personalize your feel—no soldering needed.

## Overview

The Keychron K3 is a cutting-edge ultra-slim mechanical keyboard featuring a compact 75% layout with 84 keys, hot-swappable low-profile optical switches, and versatile Bluetooth 5.1 connectivity for up to three devices. Designed with a reinforced aluminum frame and customizable RGB backlighting, it offers a premium typing experience tailored for both Mac and Windows users, perfect for professionals seeking sleek design and seamless multitasking.

## Description

desertcart.com: Keychron K3 Ultra-Slim 75% Layout RGB Backlit Wireless Bluetooth/Wired USB Mechanical Keyboard, Hot-Swappable Low-Profile Keychron Optical Brown Switch 84-Key Gaming Keyboard for Mac Windows-Version 2 : Video Games

## Features

- 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 with a shorter pre-travel and total travel distance that triggers an input and feedback faster than conventional/normal-profile mechanical switches. 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 Brown switch provides unrivaled tactile responsiveness with up to 70 million keystroke lifespan, and it supports NKRO on the wired mode or 6KRO on the wireless mode.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08LS6FMWC |
| Additional Features | Hot-swappable low profile Optical switches, Reinforced body structure, Two level adjustable rubber feet |
| Antenna Location | Gaming |
| Best Sellers Rank | #38,042 in Video Games ( See Top 100 in Video Games ) #189 in Mac Gaming Keyboards #1,808 in PC Gaming Keyboards #3,990 in Computer Keyboards |
| Brand | Keychron |
| Built-In Media | Keycaps for Windows and Mac operating systems |
| Button Quantity | 84 |
| Color | Low-Profile Keychron Optical Brown Switch |
| Compatible Devices | Laptop, PC, Tablet |
| Compatible Operating System Family | MacOS, Windows |
| Compatible Tablet Computer Models | AAUB P30 |
| Connectivity Technology | Bluetooth & USB |
| Customer Reviews | 4.4 4.4 out of 5 stars (408) |
| Enclosure Material | Aluminum |
| Generation | 2 |
| Hand Orientation | Ambidextrous |
| Item Dimensions L x W x H | 12"L x 4.56"W x 0.86"H |
| Item Weight | 0.4 Kilograms |
| Keyboard Backlighting Color Support | RGB |
| Keyboard Description | Gaming |
| Keyboard Layout | QWERTY |
| Keyboard Plate Material | Aluminum |
| Manufacturer | Keychron |
| Mfr Part Number | K3-E3-USA |
| Model Name | K3 |
| Model Number | K3E |
| Number of Keys | 84 |
| Number of Sections | 5 |
| Power Source | Rechargeable Battery |
| Series Number | 3 |
| Style Name | Contemporary |
| Switch Type | Low-Profile Keychron Optical Brown Switch |
| Theme | Productivity and Gaming |
| Unit Count | 1.0 Count |
| Water Resistance Level | Not Water Resistant |

## Product Details

- **Brand:** Keychron
- **Color:** Low-Profile Keychron Optical Brown Switch
- **Compatible Devices:** Laptop, PC, Tablet
- **Connectivity Technology:** Bluetooth & USB
- **Keyboard Description:** Gaming
- **Keyboard backlighting color support:** RGB
- **Product Dimensions:** 12"L x 4.56"W x 0.86"H
- **Recommended Uses For Product:** Gaming
- **Style:** Contemporary

## Images

![Keychron K3 Ultra-Slim 75% Layout RGB Backlit Wireless Bluetooth/Wired USB Mechanical Keyboard, Hot-Swappable Low-Profile Keychron Optical Brown Switch 84-Key Gaming Keyboard for Mac Windows-Version 2 - Image 1](https://m.media-amazon.com/images/I/61DgV4JlufL.jpg)
![Keychron K3 Ultra-Slim 75% Layout RGB Backlit Wireless Bluetooth/Wired USB Mechanical Keyboard, Hot-Swappable Low-Profile Keychron Optical Brown Switch 84-Key Gaming Keyboard for Mac Windows-Version 2 - Image 2](https://m.media-amazon.com/images/I/71d4gFNyxoL.jpg)
![Keychron K3 Ultra-Slim 75% Layout RGB Backlit Wireless Bluetooth/Wired USB Mechanical Keyboard, Hot-Swappable Low-Profile Keychron Optical Brown Switch 84-Key Gaming Keyboard for Mac Windows-Version 2 - Image 3](https://m.media-amazon.com/images/I/61BXZ-4e8xS.jpg)
![Keychron K3 Ultra-Slim 75% Layout RGB Backlit Wireless Bluetooth/Wired USB Mechanical Keyboard, Hot-Swappable Low-Profile Keychron Optical Brown Switch 84-Key Gaming Keyboard for Mac Windows-Version 2 - Image 4](https://m.media-amazon.com/images/I/61QyfX3n4VS.jpg)
![Keychron K3 Ultra-Slim 75% Layout RGB Backlit Wireless Bluetooth/Wired USB Mechanical Keyboard, Hot-Swappable Low-Profile Keychron Optical Brown Switch 84-Key Gaming Keyboard for Mac Windows-Version 2 - Image 5](https://m.media-amazon.com/images/I/51RSx8hbPuL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: When will the brown optical switches be available on the k3 v2 hot-swappable rgb version?**
A: Hello,
Thanks for your kind support.
Here is the link of RGB K3 mechanical keyboard with brown optical switches version 2: https://www.amazon.com/dp/B08LS6FMWC?ref=myi_title_dp
Hope it helps.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.co.th/products/363311023-keychron-k3-ultra-slim-75-layout-rgb-backlit-wireless-bluetooth](https://www.desertcart.co.th/products/363311023-keychron-k3-ultra-slim-75-layout-rgb-backlit-wireless-bluetooth)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-07-10*