+Hardware Availability: [1upkeyboards](https://www.1upkeyboards.com/shop/controllers/jd40-mkii-1up-keyboards-logo-pcb/), [mechanicalkeyboards.com](https://mechanicalkeyboards.com/shop/index.php?l=product_detail&p=2452), [originative](https://www.originativeco.com/products/jd40-pcb)