3 dial-connect (1816 intercom), 4 dial-out (auto-dial) phone numbers, 5 access codes – DoorKing 1808 Telephone Access Plus User Manual

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3 dial-connect (1816 intercom), 4 dial-out (auto-dial) phone numbers, 5 access codes | DoorKing 1808 Telephone Access Plus User Manual | Page 54 / 65 3 dial-connect (1816 intercom), 4 dial-out (auto-dial) phone numbers, 5 access codes | DoorKing 1808 Telephone Access Plus User Manual | Page 54 / 65
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