SVS PB 2000 Pro 12" Ported Subwoofer (Black Ash) the Snap Hook Security Clip's the Snap Hook Security Clip's unbreakable 4" coil expands to 3 feet and is strong enough to hold heavy keys or personal items It has two pullout drawers and a two door cabinet which offers plenty of storage Dual ferrite magnet motor assembly weighing over 15 lbs generates massive amounts of magnetics to produce extreme driver excursion without losing control Featuring technology from the flagship SVS 16 Ultra Series winners of nearly every industry and media award as the top subwoofers worldwide the PB 2000 Pro unleashes breathtaking output and extension without ever sacrificing driver control or frequency response accuracy