Large ceiling speaker made of plastic, ideal for the reproduction of speech and background music in high rooms (4... 5 m) e.g. in foyers, department stores, passages, ... The UP 22 is equipped with a 210 mm broadband chassis with an additional tweeter cone. Visually, it is characterized by the particularly narrow edge of the front ring. The mounting ring is attached using four sawtooth clamps and the front ring is screwed in using a bayonet lock.