11 keypad function, 12 star (*) key function, 13 automatic hang-up function – DoorKing 1803 Entry System User Manual

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11 keypad function, 12 star (*) key function, 13 automatic hang-up function | DoorKing 1803 Entry System User Manual | Page 31 / 53 11 keypad function, 12 star (*) key function, 13 automatic hang-up function | DoorKing 1803 Entry System User Manual | Page 31 / 53
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