JBL 2269H - ported or passive? Need a little help... | AVS Forum
JBL 18" subwoofer, one has been sold to Bill, one available, 2269H For Sale - Canuck Audio Mart
JBL Professional on Twitter: "Check out the 2216Nd Differential Drive Woofer, providing rich low frequency performance for the M2! http://t.co/cTBoALwFNu" / Twitter