3 number of rings to ring residence, 4 talk time, 5 relay strike time – DoorKing 1808 Telephone Access Plus User Manual

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3 number of rings to ring residence, 4 talk time, 5 relay strike time | DoorKing 1808 Telephone Access Plus User Manual | Page 39 / 65 3 number of rings to ring residence, 4 talk time, 5 relay strike time | DoorKing 1808 Telephone Access Plus User Manual | Page 39 / 65
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