“Is this system compatible with a Avaya phone system that has AT&T coverage?”

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• Hi - The VTech CM18445 is not compatible with the AVAYA phone system. It is designed to work with analog telephone lines commonly found in residential setting. Thank you, -VTech Support

  Answered by VTech Baby Monitors Team 2 years ago

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• No, it is not You will need Avaya phones compatible with your system

  Answered by Drivebuyer 2 years ago

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