Eliminates AC hum 60Hz120Hz buzz easily with up to 20dB of attenuation. Converts automatically back and forth between balanced and unbalanced lines at either end—also can be used as direct box which converts signals from unbalanced to true balanced. Breaks grounds loops safely,
Splits one XLR mic input to two XLR outputs. Features one direct ouput and one isolated output. Neutrik XLRs. High quality 11 isolation transformer. Heavy duty metal chassis.