Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
Instead of sending us to a link where we can't view your pictures without signing up, could you just tell us what sub woofer you are trying to connect?
 
Why don't you post the pictures, make and model number here? That link just directs to another website with the same question and pictures that cannot be seen by those whom are not members of the linked website.
 
Why don't you post the pictures, make and model number here? That link just directs to another website with the same question and pictures that cannot be seen by those whom are not members of the linked website.

they are model a525
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.