![Hey! The last few days I've been burning my head with this! My “video intercom” is a Fermax 3311, to open the building door i have to ring to open it. I Hey! The last few days I've been burning my head with this! My “video intercom” is a Fermax 3311, to open the building door i have to ring to open it. I](https://i.redd.it/hey-the-last-few-days-ive-been-burning-my-head-with-this-my-v0-qx40vojohd5b1.jpg?width=828&format=pjpg&auto=webp&s=9ea6afc6a9a6300fe52fe0589f60e14d6c8d1085)
Hey! The last few days I've been burning my head with this! My “video intercom” is a Fermax 3311, to open the building door i have to ring to open it. I
Programming Instructions and Technical Specifications for LED Powered Monitor Indicator | PDF | Video | Computer Monitor
![Hey! The last few days I've been burning my head with this! My “video intercom” is a Fermax 3311, to open the building door i have to ring to open it. I Hey! The last few days I've been burning my head with this! My “video intercom” is a Fermax 3311, to open the building door i have to ring to open it. I](https://preview.redd.it/hey-the-last-few-days-ive-been-burning-my-head-with-this-my-v0-n61kqojohd5b1.jpg?width=640&crop=smart&auto=webp&s=9847b2d97cecb6a73bbb61b6ea6c01237e9c9f3d)