# KBD4x ![KBD4x](https://cdn.shopify.com/s/files/1/1473/3902/products/1_ef8d3ad0-fc70-4d4f-9e36-8438c781a581_1800x1800.jpg) A compact 40% (12x4) ortholinear keyboard kit sold by KBDFans. * Keyboard Maintainer: ![sevenseacat](https://github.com/sevenseacat) * Hardware Supported: KBD4x PCB * Hardware Availability: https://kbdfans.cn/collections/diy-kit/products/kbd4x-custom-mechanical-keyboard-hot-swap-diy-kit Make example for this keyboard (after setting up your build environment): make kbdfans/kbd4x:default See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).