2 Hole 12" Vented Extra Large Qpower

QPower Dual 12? Large Slot-Ported Heavy-Duty Empty Woofer Box 1? Face & 3/4? MDF CONSTRUCTION for the rest TWO SEPARATE CHAMBER DESIGN Shared SLOT PORT IN CENTER IS 5-1/2? X 13?H PREMIUM CHARCOAL CARPET Spring Loaded Push Pin Terminals (W x H x D) 36? X 14-3/8? X 22-3/4? Volume (Sub): 2.25 CU. FT. per Chamber TOTAL AIR SPACE 4.5 CU. FT. Tuning Frequency: 42 HZ Mounting Depth: 21”