Connector 14chr(39)chr(39)TRS and XLR, Floating balanced ; XLR : pin 2 hot 
Phone Tip hot 
Maximum Level +24dBu, Balanced or Unbalanced(Absolute) 
CMRR >45dB(Any Frequency) 
Detector Input : Connector 14chr(39)chr(39)TRS phone, Floating Balanced 
Maximum Level +28dBu, Balanced or Unbalanced 
Output ; Connector XLR, floating Balanced; Pin 2Hot