AudioBox I-Series: What is the Max Output Level of the AudioBox iOne and iTwo interfaces? Updated 31/05/2021 Q: What is the Max Output Level of the AudioBox iOne and iTwo interfaces? A: +10dBu ====================================================== Please contact PreSonus Technical Support by creating a Support Ticket at My.PreSonus.com/Support for further assistance. >How to create a support ticket<