# setta21 ![setta21](https://cdn-ak.f.st-hatena.com/images/fotolife/S/Salicylic_acid3/20190315/20190315022018.jpg) This is 21 keys tenkeypad. * Keyboard Maintainer: [Salicylic_acid3](https://github.com/Salicylic-acid3) * Hardware Supported: setta21 PCB, Pro Micro * Hardware Availability: [PCB & Case Data](https://github.com/Salicylic-acid3/PCB_Data), [Booth Shop](https://salicylic-acid3.booth.pm/items/1271667) Make example for this keyboard (after setting up your build environment): make setta21: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). [Build guide](https://salicylic-acid3.hatenablog.com/entry/setta21-build-guide)