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Keychron J3 SE QMK Wireless Mechanical Keyboard

SKU: J3SE-O1
$99.99

Color
Backlight
Switch Option

Keychron J3 SE is a wireless custom mechanical keyboard. It supports 2.4 GHz, Bluetooth, and a wired connection. It allows anyone to master any keys or macro commands on its 96% layout through Keychron Launcher web app. Besides, users can hot-swap with any standard MX mechanical switches in a breeze. 

$99.99
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Keychron J3 SE

 The J3 SE is a wireless mechanical keyboard with a 96% layout. It supports 2.4 GHz, Bluetooth, and wired connections. Configurable through QMK and Keychron Launcher web app, it offers endless possibilities and enhanced productivity in your work and gaming!

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The J3 SE features a superior sound and typing experience with multiple layers of acoustic foams, such as IXPE, PET, and EDPM.

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2.4 GHz & Bluetooth Connection

Experience peak gaming performance on the fly with the 2.4 GHz wireless connection boasting a rapid 1000 Hz polling rate. For seamless multitasking across your computer, phone, and tablet, you can effortlessly connect the J3 SE via Bluetooth 5.2 to three devices.

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ZMK
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Keychron Launcher

Program with QMK & Launcher.

The open-source QMK firmware means endless possibilities for key remapping, macros, shortcuts, and more. Now you can easily customize each key with the Keychron Launcher web app.

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Plug-and-Play Receiver

For a better 2.4 GHz wireless experience, the J3 SE comes with a Type-A receiver. Enjoy the quick plug-and-play time. Or, Put it away in the keyboard storage slot on the back of the keyboard.

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An Epic Core Inside

A powerful ARM architecture MCU WB32F3G71RCT6 equipped with 256KB Flash will provide more flexibility for developers. The polling rate is 1000 Hz on 2.4GHz and wired modes right out of the box, which makes the latency hardly noticeable even in competitive games.

WIRELESS AND WIRED MODES

Connects with up to 3 devices via Bluetooth and switch among them easily. With high reliable and broad compatibility Broadcom Bluetooth 5.2 chipset, the J3 SE 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.

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Advanced Acoustic Foam 

Elevate your typing with J3 SE featuring advanced IXPE acoustic foam for smooth keystrokes and enhanced comfort, coupled with resilient latex foam for superior key switch support, responsiveness, and durability. Redefining the standard for a quiet, comfortable, and responsive typing experience.

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Hot-Swappable

Hot-swappable, no soldering required. Simply pop in your preferred switches and you’re ready to go.
Every detail matters for a personalized typing experience, that’s why we give you the power. You can hot-swap every switch on the J3 SE with almost all of the 3-pin and 5-pin MX style mechanical switches on the market (including Cherry, Gateron, Kailh, Panda, etc.) without soldering. You can customize your own typing experience in seconds.

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Double-shot PBT Keycaps

The double-shot PBT keycaps on the J3 SE provide excellent oil resistance and prevent the legends from fading out. Featuring an MDA profile, they provide a more comfortable and naturally contoured typing experience.

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MDA profile (non-shine-through)

RGB Backlights

Comes with more than 22 types of RGB backlight settings . You can further fine-tune the RGB hue, saturation, brightness, effect speed with ease.

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Per-key RGB

With Per-key RGB, every single key is a digital brushstroke. This feature lets you individually customize the color of each key, transforming your keyboard into a vibrant canvas.

Learn how to set Per-Key RGB on Launcher >

Mix RGB

With Mix RGB, you can split your keyboard into two custom lighting zones, each with unique effects. Create creative, high-contrast combinations to make your entire setup pop with vibrant style.

Learn how to set Mix RGB on Launcher >

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Ergonomic Support

Three levels of adjustable typing angle (4.5º, 6.4º & 8.7º) and curved MDA profile keycaps are working together to provide long-lasting ergonomic support for your wrist.

What's in the box?

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What's in the box?

Keychron K6 Pro package content
Keychron K6 Pro Barebone version package content

Frequently bought together (Add-on)

ANY KEYBOARD + ADD-ON
Pay shipping fee for keyboard only. Free shipping for the add-on (Excluding the Carrying Case and Mouse). Terms here.

Select the matching variant for your product.

SPECIFICATION


Number of Keys: 99 (96%)
Switches: Mechanical
Switch Face: North-facing
Number of Multimedia Keys: 12
Frame Material: ABS
Keycap Material: Double-shot PBT
Keycap Profile: MDA Profile
Layout: ANSI
Polling Rate (2.4GHz and Wired Mode): 1000Hz
Polling Rate (BT Mode): 125Hz
N-Key Rollover (NKRO): Yes for both wireless and wired modes


CONNECTIVITY AND POWER


Backlit: 22 types of RGB backlight options plus endless possibilities
Battery: 4000 mAh rechargeable li-polymer battery
Wireless Working Time (Backlit off): Around 200 hours (Lab test result may vary by actual use)
Wireless Working Time (RGB): Around 106 hours (Lowest brightness)
Connection: 2.4 GHz / Bluetooth / Type-C wired
Bluetooth version: 5.2
Bluetooth Device Name: Keychron J3 SE
Compatible System: Windows / Mac / Linux

PHYSICAL UNIT


Dimension: 405.7 x 138.7 mm (15.97 x 5.46")
Weight: 1145 g / 2.52 lbs
Height incl. keycap (front): 20.7 mm (0.81")
Height incl. keycap (rear): 43.4 mm (1.71")
Typing Angle: 4.5º / 6.4º / 8.7º
MCU: WB32F3G71RCT6 (256KB Flash)
Operating Environment: -10 to 50℃

Keychron J3 SE User Guide

Learn more about the Keychron J3 SE, such as the shortcuts, Launcher web app tutorial, factory reset, and more.

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Keychron J3 SE QMK Wireless Mechanical Keyboard
J series

Keychron J3 SE QMK Wireless Mechanical Keyboard

$99.99

Keychron J3 SE is a wireless custom mechanical keyboard. It supports 2.4 GHz, Bluetooth, and a wired connection. It allows anyone to master any keys or macro commands on its 96% layout through Keychron Launcher web app. Besides, users can hot-swap with any standard MX mechanical switches in a breeze. 

Color

  • Pink Blue
  • Pink

Backlight

  • RGB Backlight (Hot-Swappable)

Switch Option

  • Keychron Sakura Milk
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