Keychron J4 QMK Wireless Mechanical Keyboard – www.a-radio.net

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Keychron J4 QMK Wireless Mechanical Keyboard

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Description

Keychron J4 QMK Wireless Mechanical KeyboardKeychron J4 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 80% TKL layout through Keychron Launcher web app. Besides, users can hot swap with Keychron Super mechanical switch in a breeze (hot swappable version only).

Floor planning in the app

Polling Rate (USB): 8

Wireless Charging Dock

DETACHABLE COOLING FAN

Compatible with 395mm GPU

Support OS: macOS/Windows/Linux

80in / 122mm

WEB DRIVER

weight:47± 2g

4 GHz for seamless adaptability across devices

Adjustable Fan PWM Range：800-2150 RPM (± 10%)

Full Key Hot Swappable & Pre-Lubed Linear Switches

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

Shipping Notes

Free Standard Shipping on $100+ Orders to the USA.
Except Preorder products are shipped in 48 hours.
Delivery to the USA:

Standard Shipping : 3-10 business days

If time is of the essence, please consider selecting expedited delivery for faster service.

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