World Clock I/O,Analog In,ADAT Lightpipe In,S/PDIF RCA In,TRS 6.35 mm (1/4") Out,RCA/Coaxial In (S/PDIF),Analog XLR Out,Thunderbolt Interface,Word Clock Interface,XLR Out,RCA In,ADAT Lightpipe Out,BNC Out (S/PDIF),S/PDIF RCA Out,TRS 6.35 mm (1/4") In,ADAT In,USB Interface,XLR In,Analog Out,BNC Out (AES3),RCA/Coaxial Out (S/PDIF),Analog XLR In