Hi,
Sorry, I am not sure where I am looking at for the 'VCM Module'.
We have the following control units:
IP 500 (Version: 4.2)
DIGSTA8/PRIS U (Version: 4.2)
PHONE8/PRIS U (Version: 4.2)
PHONE8 (Version: 4.2)
ANALOG POTS30V2 (Version: 4.2)
Does this answer your questions? Failing that, where...