Hi,
I just bought a VTO2000A because I want to have a SIP-Doorbell. Therefore I flashed the following Firmware:
General_VTOXXX_Eng_P_16M_SIP_V4.000.0000000.1.R.20180606
Now I booted and set up the VTO as following:
BASIC
- Configuration as "Small Apartment"
- Added the Extension for 3 Bells...