Dual Channel transformer isolated 1 input to 2 outputs splitter for dividing one input signal two ways in applications where complete Galvanic isolation is required. Mounted in a heavy duty all steel chassis, and available in Double Header dual channel (IS-2) format. The unique Audibox Double Header format puts one channel on the front of the unit, and a second channel on the rear, putting two channels in the space of one! An ultra useful and convenient option. Needs no power.