2 Alpine R-SB12V Loaded 12" 750w R-W12D4 Subwoofers + Ported Sub Enclosure Box

(2) Alpine R-SB12V Loaded 12" 750w R-W12D4 Subwoofers+Ported Sub Enclosure Box Enclosure Stacking FeaturesUnique to Alpine, the subwoofer 10-inch and 12-inch enclosures are available in a single or “linked” format with an optional mounting bracket. This innovative design allows the sound consumer to add more bass to their system easily.The optional mounting bracket (sold separately) is available in a 10-inch KTX-H10 or 12-inch KTX-H12 solution that mounts to the face of the subwoofer and links for a sturdy, dual-subwoofer enclosure. The silver enclosure trim matches the steel bracketing and Halo display trim for a synergized look.Optimized PerformanceThe ported enclosure design delivers a higher total sound output for deep, powerful bass, reliable sound reproduction, and great sound quality. The 10-inch enclosure is tuned to 36 Hz, while the 12-inch enclosure is tuned to 35 Hz for optimized performance with Alpine’s S-and-R-Series subwoofers.General Features: Includes R-W12D4 wired in