Bob Sellon - "The video is a little rough but we didn't have much time and there seemed like enough good content to publish. My dad loves his QChord. He's not a 'musician' (as such) but loves to sing so the QChord is the perfect instrument for him to use with his church group. "
The QChord also supports cartriges of backing tracks. Examples:
Background image by Pauline Moss. at http://paulinemoss.deviantart.com/art/Stars-307119758