Intercom

i have one system with R20A-2 and two C313-2 .The one C313-2 works wifi only with power and i want to control the relay to the other c313-2 via wifi to open the door because i open the door only via the one monitor that has cable to the do ...

I want to downgrade from version 227.30.10.101 to an earlier firmware version. But the process is interrupted every time, the intercom restarts and is not updated. Is there any instruction on how to make the transition correctly?

Hi, after the update from 115.30.10.6 to 115.30.10.18, the speaker and microphone in the intercom and door station do not work. Update screwed up. I went back (downgrade) to version 115.30.10.6 without the transition version 115.30.1001.1 a ...

Good morning, I have a problem with an R20A with firmware version 320.30.10.213 and Hardware Version 320.0 In the relay settings and ONLY in RelayA the "Hold Delay" value is deleted every time the device is rebooted or the power supply is ...