Out of Box-

*10" 4-ohm marine subwoofer

*Injection-molded mica-filled polypropylene woofer with synthetic rubber surround

*Centrex polymer basket and grille, with stainless steel back plate

*Gold-plated, marine-grade brass binding posts

*Marine-grade synthetic fiber spider

*Handles up to 250 watts RMS

*Sensitivity: 86.7 dB

*Top-mount depth: 5-7/8"

*Sealed box volume: 0.875 cu.ft

*Ported box volume: 1.25 cu.ft.