That is an imput out not imput in. You want to use a RCA to 1/8 mini stereo plug into the green imput and use the control panel to control how loud the subwoofer is.
BECAUSE GREAT SOUND
fills the room, shakes the house,
BREAKS THE HEART,
stirs the soul,
AND
always will.
Officially been given the title "Jubilee Lust" er.... by Berry Boy.