MS56 Box SubwooferThe MS-56 subwoofer is a compact, high-efficiency bass enclosure optimized for marine applications. Its small size enables it to be easily mounted below seats, under the gunwale area, behind the instrument panel, or in any convenient location.The MS-56 is a self-contained bass unit requiring no cutting of panels or holes in the boat interior. It produces solid, deep bass extending down to 40Hz and is the perfect addition to any audio system.Features:Dual Voicecoil, high-excursion, 5.25″ wooferHigh density, UV stable enclosureWater-resistantBass-reflex, high-efficiency acoustic designSide vented output portsCompact size and molded-in mounts provide for convenient installation nearly anywhereTechnical Specifications:Max Power – 100W RMSFrequency – 40 Hz – 300 HzWeight: 8.5 lb (3.8g)Dimensions (W x L x H) – 8-5/8″ x 11.5″ x 4-13/16″ (218 x 292 x 122mm)*Sold as an IndividualThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.