Package:2 Hifonics BRZ12SQD4 12" 2400 W Dual4Ohm SquareDesign CarAudio Subwoofers+Rockville RKDV12 Dual 12" Vented Subwoofer Enclosure+Dual Enclosure Kit w/14 Gauge Speaker Wire+Screws+Spade Terminals Hifonics BRZ12SQD4 12" 1200 Watt Square Car Audio Subwoofer Ideal For Ported or Sealed Speaker Enclosure Applications Rockville RKDV12 Dual 12" Vented/Ported Square Subwoofer Enclosure Designed For Square Subwoofers Such as The Solo Baric L7/L5/L3 20 Drywall Wood Screws (Wood screws are the type of screws; the screws are actually made of metal)