Rah-4c 600watt Waterproof Long-throw Multi Cell Fiberglass Horn Speaker - Buy Horn Speaker,Fiberglass Horn Speaker,600watt Horn Speaker Product on Alibaba.com
Snom M900 IP DECT Multicell Base, 379,61 €
Early 1930s Cinema loudspeaker Western Electric Company prototype for behind the screen Mirrophonic system utilising field coil driver in two multicell horns Stock Photo - Alamy