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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.

Keychron OEM Dye Sub Keycap Set Hacker Version C
OEM Dye-Sub PBT Keycap Set - Hacker
Keychron OEM Dye-Sub PBT Keycap Set Hacker Version A
OEM Dye-Sub PBT Keycap Set - Hacker
OEM Dye-Sub PBT Keycap Set - Hacker
OEM Dye-Sub PBT Keycap Set - Hacker
Keychron OEM Dye Sub Keycap Set Hacker Version C
OEM Dye-Sub PBT Keycap Set - Hacker
Keychron OEM Dye-Sub PBT Keycap Set Hacker Version A
OEM Dye-Sub PBT Keycap Set - Hacker
OEM Dye-Sub PBT Keycap Set - Hacker
OEM Dye-Sub PBT Keycap Set - Hacker

OEM Dye-Sub PBT Keycap Set - Hacker

OEM Dye Sub PBT Keycap Set Iceberg Version C
OEM Dye-Sub PBT Keycap Set - Iceberg
Keychron OEM Dye-Sub PBT Keycap Set Iceberg Version A
OEM Dye-Sub PBT Keycap Set - Iceberg
OEM Dye-Sub PBT Keycap Set - Iceberg
OEM Dye-Sub PBT Keycap Set - Iceberg
OEM Dye-Sub PBT Keycap Set - Iceberg
OEM Dye Sub PBT Keycap Set Iceberg Version C
OEM Dye-Sub PBT Keycap Set - Iceberg
Keychron OEM Dye-Sub PBT Keycap Set Iceberg Version A
OEM Dye-Sub PBT Keycap Set - Iceberg
OEM Dye-Sub PBT Keycap Set - Iceberg
OEM Dye-Sub PBT Keycap Set - Iceberg
OEM Dye-Sub PBT Keycap Set - Iceberg

OEM Dye-Sub PBT Keycap Set - Iceberg

OEM Dye Sub PBT Keycap Set Ocean Version C
OEM Dye-Sub PBT Keycap Set - Ocean
Keychron OEM Dye-Sub PBT Keycap Set Ocean Version A
keychron-q2-oem-pbt-dye-sub-keycap-set-ocean
OEM Dye-Sub PBT Keycap Set - Ocean
OEM Dye-Sub PBT Keycap Set - Ocean
OEM Dye Sub PBT Keycap Set Ocean Version C
OEM Dye-Sub PBT Keycap Set - Ocean
Keychron OEM Dye-Sub PBT Keycap Set Ocean Version A
keychron-q2-oem-pbt-dye-sub-keycap-set-ocean
OEM Dye-Sub PBT Keycap Set - Ocean
OEM Dye-Sub PBT Keycap Set - Ocean

OEM Dye-Sub PBT Keycap Set - Ocean

Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Keychron carrying case for k6 k6 pro plastic version keyboard
Keychron carrying case for k6 k6 pro aluminum version keyboard
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Keychron K14 keyboard carrying case K14 aluminum version
Keychron K14 keyboard carrying case K14 plastic version
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Carrying Case for Keychron Q2
Keychron Keyboard and Mouse Carrying Case
Carrying Case for Keychron Q6 Custom Mechanical Keyboard
Keychron Q4 Keyboard Carrying Case
Keychron Q7 keyboard carrying case
Keychron Q9 keyboard carrying case
Keychron Q8 keyboard carrying case
Keychron Q10 keyboard carrying case
Keychron K10 Keyboard Carrying Case For Plastic Frame Version
Keychron K10 Keyboard Carrying Case For Aluminum Frame Version
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Keychron carrying case for k6 k6 pro plastic version keyboard
Keychron carrying case for k6 k6 pro aluminum version keyboard
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Crafted with canvas and EVA plastic, the Keychron keyboard carrying case is designed to protect your keyboard in style.
Keychron K14 keyboard carrying case K14 aluminum version
Keychron K14 keyboard carrying case K14 plastic version
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Carrying Case for Keychron Q2
Keychron Keyboard and Mouse Carrying Case
Carrying Case for Keychron Q6 Custom Mechanical Keyboard
Keychron Q4 Keyboard Carrying Case
Keychron Q7 keyboard carrying case
Keychron Q9 keyboard carrying case
Keychron Q8 keyboard carrying case
Keychron Q10 keyboard carrying case
Keychron K10 Keyboard Carrying Case For Plastic Frame Version
Keychron K10 Keyboard Carrying Case For Aluminum Frame Version
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case
Keychron Keyboard and Mouse Carrying Case

Keychron Keyboard and Mouse Carrying Case

Keychron K8 Pro FR4 Plate 1
Keychron K8 Pro FR4 Plate 2
Keychron K8 Pro FR4 Plate 3
Keychron K8 Pro FR4 Plate 1
Keychron K8 Pro FR4 Plate 2
Keychron K8 Pro FR4 Plate 3

K8 Pro FR4 Plate

Gateron G Pro Switch Red
Gateron G Pro Red Switch Set
Gateron G Pro Switch Blue
Gateron G Pro Switch Set
Gateron G Pro mechanical blue switch
Gateron G Pro Switch Brown
Gateron G Pro Brown Switch Set
Gateron G Pro Switch Yellow
Gateron G Pro Yellow Switch Set
Gateron G Pro Switch White
Gateron G Pro Switch Set
Gateron G Pro Switch Black Two Stage Spring
Gateron G Pro Switch Set
Gateron G Pro Switch Silver Two Stage Spring
Gateron G Pro Silver Switch Set
Gateron G Pro Green Switch
Gateron G Pro Switch Set
Thumbnail Keychron Gateron Mechanical Switch
Gateron G Pro Switch Red
Gateron G Pro Red Switch Set
Gateron G Pro Switch Blue
Gateron G Pro Switch Set
Gateron G Pro mechanical blue switch
Gateron G Pro Switch Brown
Gateron G Pro Brown Switch Set
Gateron G Pro Switch Yellow
Gateron G Pro Yellow Switch Set
Gateron G Pro Switch White
Gateron G Pro Switch Set
Gateron G Pro Switch Black Two Stage Spring
Gateron G Pro Switch Set
Gateron G Pro Switch Silver Two Stage Spring
Gateron G Pro Silver Switch Set
Gateron G Pro Green Switch
Gateron G Pro Switch Set
Thumbnail Keychron Gateron Mechanical Switch

Gateron G Pro Switch Set

Gateron Cap V2 Switch Golden Brown
Gateron Cap V2 Switch Set
Gateron Cap Switches Version 2 Golden Yellow
Gateron Cap V2 Switch Set
Gateron Cap Switches Version 2 Milky Yellow
Gateron Cap V2 Milky Yellow Switch Set
Gateron Cap Switches Version 2 Milky Brown
Gateron Cap V2 Switch Set
Gateron Cap Switches Version 2 Brown
Gateron Cap Switches Version 2 Red
Gateron Cap V2 Switch Set
Gateron Cap V2 Switch Set
Gateron Cap Switches Version 2 Blue
Gateron Cap V2 Switch Set
Gateron Cap V2 Switch Golden Brown
Gateron Cap V2 Switch Set
Gateron Cap Switches Version 2 Golden Yellow
Gateron Cap V2 Switch Set
Gateron Cap Switches Version 2 Milky Yellow
Gateron Cap V2 Milky Yellow Switch Set
Gateron Cap Switches Version 2 Milky Brown
Gateron Cap V2 Switch Set
Gateron Cap Switches Version 2 Brown
Gateron Cap Switches Version 2 Red
Gateron Cap V2 Switch Set
Gateron Cap V2 Switch Set
Gateron Cap Switches Version 2 Blue
Gateron Cap V2 Switch Set

Gateron Cap V2 Switch Set

Gateron Ink V2 Switch Red
Gateron Ink V2 Switch Set
Gateron Ink V2 Switch Blue
Gateron Ink V2 Switch Set
Gateron Ink V2 Switch Yellow
Gateron Ink V2 Switch Set
Gateron Ink V2 Switch Black
Gateron Ink V2 Black Switch
Gateron Ink V2 Switch Red
Gateron Ink V2 Switch Set
Gateron Ink V2 Switch Blue
Gateron Ink V2 Switch Set
Gateron Ink V2 Switch Yellow
Gateron Ink V2 Switch Set
Gateron Ink V2 Switch Black
Gateron Ink V2 Black Switch

Gateron Ink V2 Switch Set

Gateron Phantom Switch
gateron phantom switches are designed to deliver a premium smooth and tactile typing experience.
Gateron Phantom Switch
gateron phantom switches are designed to deliver a premium smooth and tactile typing experience.
Gateron Phantom Switch
gateron phantom switches are designed to deliver a premium smooth and tactile typing experience.
Gateron Phantom Switch Yellow
gateron phantom switches are designed to deliver a premium smooth and tactile typing experience.
Gateron Phantom Switch
gateron phantom switches are designed to deliver a premium smooth and tactile typing experience.
Gateron Phantom Switch
gateron phantom switches are designed to deliver a premium smooth and tactile typing experience.
Gateron Phantom Switch
gateron phantom switches are designed to deliver a premium smooth and tactile typing experience.
Gateron Phantom Switch Yellow
gateron phantom switches are designed to deliver a premium smooth and tactile typing experience.

Gateron Phantom Switch

Cherry MX Switch Set
Cherry Red Switches
Cherry MX Switch Set
Cherry Blue Switches
Cherry MX Switch Set
Cherry Brown Switches
Cherry MX Switch Set
Cherry RGB Blue Switches
Cherry RGB Brown Switch
Cherry RGB Brown Switches
Cherry RGB Silver Switch
Cherry RGB Silver Switches
Cherry MX Switch Set
Cherry RGB Red Switches
Cherry MX Switch Set
Cherry Red Switches
Cherry MX Switch Set
Cherry Blue Switches
Cherry MX Switch Set
Cherry Brown Switches
Cherry MX Switch Set
Cherry RGB Blue Switches
Cherry RGB Brown Switch
Cherry RGB Brown Switches
Cherry RGB Silver Switch
Cherry RGB Silver Switches
Cherry MX Switch Set
Cherry RGB Red Switches

Cherry MX Switch Set

Kailh Switch Red
Kailh Switch Set
Kailh Switch Blue
Kailh Switch Set
Kailh Switch Brown
Kailh Switch Set
Kailh Switch Red
Kailh Switch Set
Kailh Switch Blue
Kailh Switch Set
Kailh Switch Brown
Kailh Switch Set

Kailh Switch Set

Kailh Box Navy Switch
Kailh Box Navy Switch
Kailh Box Navy Switch
Kailh Box Cream Switch
Kailh Box Jade Switch
Kailh Box Jade Switch
Kailh Box Red Switch
Kailh Box Switch Set
Kailh Box White Switch
Kailh Box White Switch
Kailh Box Switch Set
Kailh Box Brown Switch
Kailh Box Switch Set
Kailh Box Black Switch Set
Kailh Box Navy Switch
Kailh Box Navy Switch
Kailh Box Navy Switch
Kailh Box Cream Switch
Kailh Box Jade Switch
Kailh Box Jade Switch
Kailh Box Red Switch
Kailh Box Switch Set
Kailh Box White Switch
Kailh Box White Switch
Kailh Box Switch Set
Kailh Box Brown Switch
Kailh Box Switch Set
Kailh Box Black Switch Set

Kailh Box Switch Set

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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All Keyboards

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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
View product