M6-10IB-L-GwSw-4

M6 10-inch Marine Subwoofer for Infinite-Baffle Use (250 W, 4 Ω) - White Trim Ring, White Luxe Grille

With appropriate system setup, the addition of a subwoofer frees your smaller main speakers from the burden of reproducing low frequencies. This allows your whole system to play louder and to sound cleaner at all listening levels.