This versatile box is built with Whirlwind's premium TRSP-2 transformer for optimum durability. Features a phase reverse switch which flips the polarity of Input #2.

MPN: IMCOM
UPC: 411378262547

Use fewer input channels by combining two mic lines into one.

Combine two mics - one with polarity reversed - to remove background noise and feedback.

Combine and correct phase when using a pair of mics above and below a drum or in front and rear of an open backed guitar amp.