L.I.S.A. standalone module for pi zero and respeaker 2 mic PI HAT
You need to install the re speaker software http://wiki.seeed.cc/Respeaker_2_Mics_Pi_HAT/
And also L.I.S.A. dependencies:
apt-get install -y sox libsox-fmt-all alsa-utils libzmq3-dev libatlas-base-dev libatlas3gf-base
Install node dependencies:
npm install
You need to export a variable to use respeaker as audio device:
export AUDIODEV=hw:1,0