I recently aquired this in a trade deal. It is in mint condition. Pics and specs here http://allevacoppolo.com/accessories/bass-preamp-the-kah-boom-box
I think Jimmy sells them for $350 (let me know if I am incorrect) I will sale for $250 shipped.
I think Jimmy sells them for $350 (let me know if I am incorrect) I will sale for $250 shipped.