1 phone mode or intercom mode, 2 single or multiple systems, 3 system attention number – DoorKing 1812 Plus User Manual

Page 25: 4 single or double ring

Advertising
1 phone mode or intercom mode, 2 single or multiple systems, 3 system attention number | 4 single or double ring | DoorKing 1812 Plus User Manual | Page 25 / 50 1 phone mode or intercom mode, 2 single or multiple systems, 3 system attention number | 4 single or double ring | DoorKing 1812 Plus User Manual | Page 25 / 50
Advertising
See also other documents in the category DoorKing Communication: