Cabinet loudspeaker B-406A+B

Two separate loudspeakers, two transformers and two terminals. A + B system. The latest DNH Dual speaker solution for project installations requiring 100% levels of redundancy. 25% cost reductions achieved while maintaining fully independent circuits from a separate speaker, transformer and termination block behind the same grille. In phase connection from separate A + B systems within one loudspeaker. Ideal for those small rooms and spaces. Ideal for use in speech and background music applications. This wall mounted unit is suitable for use in waiting rooms, offices, educational establishments and retail outlets.


  • Screws and keyhole mounting
  • Effective frequency Range: 240 – 15000 Hz
  • Weight: 1,25 kg 


Installation, Operation and maintenance

  • Do not open loudspeaker when energized.
  • Two separate loudspeakers, two transformers and two terminals (A + B system).
  • A + B system should be connected the same way so that systems are in phase. Remove backplate by bending back two sides of cabinet.
  • Screw the backplate to wall or ceiling.
  • Lead cable through a cable entry, connect to terminal (70V or 100V) and select required tapping on the transformer.
  • Clip on the cabinet to the backplate.
  • For optimum performance, always use the correct voltage / power limits as stated.
  • This loudspeaker comes with a two years warranty against factory defects.