Loudness of voice-messages

[Werner Amann]

how can i increase the loudness of voice-messages received by 3CX. They are to silent to be listened on my PC.

 

[SY]

how can i increase the loudness of voice-messages received by 3CX. They are to silent to be listened on my PC.

It is the real loudness of message delivered by the caller.
it is pity but, in ideal world, PBX must not modify message which is addressed to You