# CA66 Custom 65% This QMK firmware handles both PCBs from Round 1 and from Round 2. Keyboard Maintainer: QMK Community Hardware Supported: CA66 R1/R2 Hardware Availability: [Play Keyboard](http://play-keyboard.store/) Make example for this keyboard (after setting up your build environment): make playkbtw/ca66: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).