Run the right XLR cable from your Controller to the right sub Input/THRU and then run from the right OUT to your right Top.

the sound is amazing bass awesome I use for small to medium partys and is what in need whit out expend hundreds is not to heavy and fit perfectly in my car for mobile dj also bass is good many input and output for many choices to connect

The inputs and outputs are great.

left and right Input/Thru and then run the left OUT to your left Top and the right OUT to your right Top.

These have also a volume control and a Nutrix input and output that takes a Balanced input or 1/4" line

(Not bad a t all)..