Since 1979 Technical Brain has been dedicated to research and development
of audio equipments as well as high quality audio repair and maintenance
services. With our expertise in audio gained from many years of experience,
we launched our innovative audio system TB-Zero series in 2005 and have
won great critical acclaim in Japan and beyond.

TB-Zero series is designed to be thoroughly faithful to sources.
Our ultimate goal is to recreate a sense of occasion in real music making.