jj4x4 pcb

JJ4x4 PCB

NOTE - Before soldering switches, please test all keys (use tweezers or iron wire) and LEDs(If PCB can or not support 2pin single colour led or RGB led) to make sure all functions work properly. BEFORE soldering, if the PCB has any key problems, we can re-ship a new one. AFTER soldering, we are sorry that we can't re-ship any replacements. However, we are able to help you to repair it (buyer needs to pay for the returning shipping fee). If you order our products, we assume that you agree with the above terms.

Spec

1\16 keys

2\Supports offline flash app

3\Fully programmable PCB

4\4 bottom RGB underglow leds(pre-soldered)

5\Standard ICSP interface

6\MX/ALPS Stem support

7\All components of the board have been pre-soldered so the PCB is ready for key switches and LEDs

8\Mini USB port

Pls pay attention: PCB only, not including other things.

How to flash JJ4x4:

https://drive.google.com/file/d/1uFhf7eTDk_-wvZMyJtAHMof74V0S72uj/view?usp=sharing

Contact

JJ4x4 macropad

jj4x4 jj4X4 16 keys Custom Mechanical Keyboard PCB programmed numpad layouts bface firmware with rgb bottom underglow alps mx

jj4x4 jj4X4 16 keys Custom Mechanical Keyboard PCB programmed numpad layouts bface firmware with rgb bottom underglow alps mx

Anodized Aluminium cubic case for jj4x4 jj4 custom keyboard acrylic panels stalinite diffuser can support Rotary brace supporter

Anodized Aluminium cubic case for jj4x4 jj4 custom keyboard acrylic panels stalinite diffuser can support Rotary brace supporter

stainless steel bent case for jj16 JJ16 jj4x4 15% custom keyboard acrylic panels acrylic panel diffuser also can support bm16

stainless steel bent case for jj16 JJ16 jj4x4 15% custom keyboard acrylic panels acrylic panel diffuser also can support bm16

stainless steel enclosed case for jj4x4 upper and lower case support bm16a

stainless steel enclosed case for jj4x4 upper and lower case support bm16a

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