Home › Awards › AVSForum - Top Choice 2017 Award AVSForum - Top Choice 2017 Award Posted by Ryan Alfredo on December 13, 2018 16-ultra-series, 16-ultra-series-dual-subwoofers, all-subwoofers, dual-subwoofers-ported, dual-subwoofers-sealed, pb16-ultra, ported-subwoofers, sb16-ultra, sealed-subwoofers, subwoofers icons/instagram Created with Sketch. Share Share on Facebook Tweet Tweet on Twitter icons/pinterest Created with Sketch. Pin it Pin on Pinterest