The Trust series speakers are assembled with some EU parts composed of UKM paper cone, voice coil and spider from an england speaker component manufacture as well as finland birch plywood. The successful research for this series represents another classic innovation in technology and science. Great way is always to be the way of giving you wings, and that is the initial purpose we made for. Applications: Concert halls, night clubs and houses of worship, Meeting room, Speech and music reinforcement and Surround sound presentations.