Integrated with a resin panel and speaker frame, the PC-648R is the ceiling mount speaker with a metal attached. It features spring clamp mechanism for easy speaker mounting to the ceiling. The input impedance can be easily changed by changing the tap position of the transformer.
Small in size and light in weight, the ER-520S megaphone can be easily carried by a single hand. It can also provide a siren tone. The newly developed polyimide diaphragm is employed to ensure high sound quality.