Other features/restrictions of note:
Inbound Voice: Virtual Number Regulations and Compliance
If you are handling call center activity/traffic, either directly or indirectly, please be aware of the following regulations imposed by the local Italian regulatory agency.
You must inform the calling customer of the location of the call center operator or agent who is answering. In the event that this agent it not located in an EU country, it must be possible for the customer to have their call directed immediately to an agent located in a country who is a member of the EU.
You can provide such services using the Input and Talk actions available when using the Voice API.