Video intercoms

I have a good picture but bad sound or no sound?
No sound or poor sound can be caused by a few reasons. Please check: 1. If there is no sound at all or just a buzzing sound -  Disconnect all wiri...
Thu, 15 Aug, 2019 at 9:46 AM
Why is the video image not showing?
There are a few things that can cause the video to not be shown but audio is still available.  Please check: 1. Disconnect all wiring and re-conne...
Thu, 15 Aug, 2019 at 9:40 AM
How do I use the nameplate on the DIC-221 or DIC-222 series?
You can remove the cover with a small screwdriver by gently pressing on the right side of the bell and pulling it up.
Thu, 19 Sep, 2019 at 8:11 AM
Pairing VD36W
It is possible that the inner and outer stage no longer communicate together, in the first place it is important to check the power supply of the product. ...
Fri, 15 May, 2020 at 2:47 PM
DIC-22815, DIC-22615, DIC-24615 - Frequently Asked Questions
The outdoor unit of my intercom system does not work. What can I do? Please take a look at the rear of your outdoor unit and check the position of the dip...
Wed, 18 Mar, 2020 at 4:18 AM