Prasideo Audio Expander

PRS-4AEX4

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The audio expander inserts external audio into the system and extracts audio from the system. This unit has control inputs and outputs for external interfacing. It can route its audio inputs permanently or conditionally to any of the zones or to other audio outputs. The routing conditions are configured using the configuration software. The audio output can be programmed to get its signal from any of the audio inputs. The equipment can be used freestanding (tabletop) or in a 19" rack.


  • Four audio inputs – two selectable mic/line and two line inputs 
  • Four line audio outputs 
  • Eight supervised control inputs and five control outputs 
  • Audio processing functions 
  • Redundant network connection