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Devices & Software for audio distribution over IP networks
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Audio Intercom Family


The audio intercom products over IP, is a devices family that allows the transmission and reception of bidirectional audio channel using SIP protocol and a proprietary protocol.


  • E451-AVE
    E451-AVE unit is a flush mount vandal resistant intercom based on the VoIP technology, it is anti-vandal front and the IP 65 protection rating against dust and water spray, with accoustic echo cancellation and a bidirectional contact.
  • E451-AVF
    E451-AVF unit is a IP PoE Intercom Vandal Resistant Front Assembly, includes electronic module board E451-E, stainless steel front, anti-vandal pushbutton, speaker, microphone, vandal-proof screws, security key and seal.
  • E451-AVS
    E451-AVS unit is a surface mount vandal resistant intercom based on the VoIP technology. It is anti-vandal front and the IP 65 protection rating against dust and water spray, with accoustic echo cancellation and a bidirectional contact.
  • E451-E
    E451-E unit is a electronic board of an IP intercom, with SIP protocol or proprietary, accoustic echo cancellation and dual connection to the Ethernet Network.
  • E451-K1
    E451-K1 unit is a basic kit for manufacturing a PoE IP intercom, includes circuit board E451-E, anti-vandal pushbutton, speaker and microphone. This kit includes all the necessary elements to the production of a customized IP intercom.