PIEGA’s Master Line Source 3 is a 3-way-dipole-system with acoustic lenses. It provides 4 x Line Source Drivers, 2 x 180 mm UHQD subwoofers as well as 2 x 180 mm UHQD passive membranes. Like all Master loudspeakers, the MLS 3 is precisely Swiss handcrafted and produced with great attention to detail on the shore of Lake Zurich.