Nhea audio units




  • 2-wire “GB2” digital installation or “Plus” digital installation.
  • Casing manufactured in ABS white colour.
  • Capacitive pushbuttons with acoustic confirmation.
  • Surface installation with only 19mm depth.
  • Secret audio communications and door opening.
  • Function do not disturb with indicator light.
  • Different call reception tones depending where the call is coming from.


Specifications according to technology

NHEA GB2 hands-free audio unit

  • Programming of the apartment code using a microswitch.
  • Full duplex audio communication.
  • Input for door bell apartment push button.
  • Call volume regulator and two-position audio level.
  • Intercommunication with other GB2 monitors in the apartment (non-selective).
  • Additional pushbutton to activate a second electric door release connected to the outdoor panel.
  • Compatible with the rest of the Gb2 line of telephones and monitors.
  • The maximum number of units in the same apartment is four.


NHEA PLUS SE hands-free audio unit

  • Call volume regulator.
  • Additional pushbutton for activation of auxiliary devices through the use of a SAR-12/24 relay unit.
  • Intercommunication with another “Plus” unit in the same apartment.
  • Panic call to the guard unit and connection to a second guard unit.
  • Night mode, no ring tone is emitted on the telephone (night mode does not affect the HZ call).
  • Compatible with the rest of Plus terminals.
  • The maximum number of units within the same apartment is three.

Nhea unit in detail


Surface box Table stand Table stand cover


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