The Phone node makes a phone call to a provided phone number.
You can make a phone call to multiple recipients by separating their phone numbers with ",", e.g. +1 222 444 666,+49 333 555 777
If you want to make a phone call using variables you can use the Text Resolver node to combine the phone numbers, e.g. "Tobias Wagner / Phone",+1 222 444 666,"Marta Schmidt / Phone"
Ultimate 
