“Hi, I am using an att office phone system of which model number is 86019. Do you think I can connect this panasonic to our office as the att one does? Is there any specific model number that I should find for our office? Thank you!”

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• You would need to find out from the Business Telephone installer to see what models are compatible with your ATT phone system. The KXTGD563 is designed to be used as a residential telephone to the single-line telephone jack (RJ11C) .

  Answered by Panasonic Team 3 years ago

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• The model that you should find is KX-TGDA50, KX-TGDA51.

  Answered by CommunityAnswer 6 years ago

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