JL Audio M3-10IB-S-Gw-i-4 Powered Subwoofers @ 4 ohms 60 W

@ 4 ohms 60 W RMS x 8 @ 2 ohms 90 W RMS x 8 Bridged @ 4ohms 180 W RMS x 4

and durable—what else could you want out of a premium hard-folding truck bed cover

Efficiency (1 W / 1 m)** 82

Designed for surface/deck mounting and Four Winns boats only

JL Audio M3-10IB-S-Gw-i-4 Powered Subwoofers @ 4 ohms 60 WM3 10 inch Marine Subwoofer for Infinite Baffle Use (175 W, 4 ohms) Gloss White Sport Grille with RGB LED Illumination With appropriate system setup, the addition of a subwoofer allows your smaller main speakers to be free of the burden of reproducing low frequencies. This allows your whole system to play louder and to sound cleaner at all listening levels. Purpose engineered and built for real marine duty, the M3 infinite baffle subwoofers are