Dear Customer, Please download the raspberry latest image and then follow below instructions. We tested it works well. we can hear the voice from the audio port. We already updated wiki to remove 2mics from sudo ./install.sh 2mics. please let us know if any issue. thanks.
sudo apt-get update
sudo apt-get upgrade
git clone https://github.com/respeaker/seeed-voicecard.git
cd seeed-voicecard
sudo ./install.sh
reboot
Seeed Techsupport Team
Bill