pics with your name and a list of refrences will help you sell. No one is gonna shell out a lot of cash for equipment from someone with low post count and no pics with his name. So you are actually probably better off putting it on ebay.
Your looking at about a 3-3.5 cf tuned to 32 htz. It sounds amazing. I havent heard the q's but these are very vfersitile subs and can be used in a variety of applications.