Yes, because we all screw our amps to the back of the box, lol! That port is like the one guy said. //content.invisioncic.com/y282845/emoticons/crap.gif.7f4dd41e3e9b23fbd170a1ee6f65cecc.gifit is just gonna be this way for about a week until i can build my box and amp rack so calm down i know it looks like shit but its pretty loud for an old kicker box and i dont like to screw my amps to my boxes so they can rattle apart either