The ceiling speaker DL 94 B is equipped with a 5" full range chassis as well as with a 100 V transformer.

The speaker is designed as a two-piece system with outer and inner ring. Ring and front grille are completely manufactured from metal and come with a quick-mount bayonet system with three springs for long-lasting stability of the ceiling speakers. Reliable connection of the 100 V transformer at 6 / 3 / 1.5 / .75 / .25 watts output power is established through a cerámic clamp and a thermo fuse according to British Standard 5839, part 8. Additonal protection is provided by a fire dome included in delivery.