Extension sounders

These units extend the call tone of a door entry telephone to other areas of the premises to improve audibility. The unit is fabricated in white ABS plastic and can be wall mounted in a convenient indoor location.

Available Models;

  • Model RT27 for extensions to the standard 801 telephones.
  • Model BS-RT for extensions to the bellissimo telephones.

Dimensions: H = 120mm, W = 90mm, D = 38mm

 

Sound Generator and extension tone model SG1

Like the models above this unit provides an extension of the call tone on a door entry telephone. In addition to an output of 80 dB at one metre it has 8 user selectable tones. The unit can be triggered either from a 12 Volts source or from a switch.

Dimensions: H = 120mm, W = 90mm, D = 38mm

View and download the brochure

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UK manufacturer of door entry and access control systems

Bell System Ltd Company Logo
Bell System Ltd Company Logo

UK manufacturer of door entry
and access control systems