It is the professional-level commercial audio series of CIC Audio, which can bring full, clear and shocking sound effects to the commercial environment. This series of speakers adopts "Space Silver" polypropylene composite woofer, titanium alloy tweeter, dual functions of constant pressure & constant resistance, bass enhancement technology, voice enhancement technology, front guide hole and metal acoustic back box technology, the whole series Including: ceiling, wall, hanging, sound column and other product types, it is the first choice for high-end commercial, conference, and sound reinforcement scenes. (Compared with commercial series of BOSCH, YAMAHA and other brands)