DB012-020-OUT-1, as a outdoor panel, is a part of the HV Series doorbell system. It has more larger front panel(216mm * 175mm), be more clearer to indicate the room status of the "Do not disturb", "Make up" ,"Please Wait","Room Number", so dispense with the doorknob hanger. Because the wiring between the outdoor panel and indoor panel is like the old models hotel doorbell, so it is easy to take the place of old hotel doorbell.
The iLigh ED Co. Ltd is an enterprise with great vigour and creativity, which has been devoted itself in designing, manufacturing and selling all kinds of electronic intelligence and security devices for hotels, villas and other public places for many years.
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