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Universal Door-phone System

Universal Door-phone System

Article Number:
  • $ 76600


Interfaces the door phone speaker and has extra alert contact closure . Volume control for speaker and talkback may be used with C.O. ports, C.O. lines or C.O. station ports . Has door ajar/detect notification capability . UL/CSA listed . High Quality Protection Plan:

Designed for delivering clear bright theater audio at home, this Valcom speaker is ready to deliver and responsive. If you like reliability, ease of installation, and durability, the Valcom S-504 has a lot to offer. This speaker is an excellent selection for your listening enjoyment while you relax.

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