Alpine W12S4 BassLine Series 12" 4ohm subwoofer drop down monitor built-in amplifier (18 watts RMS

built-in amplifier (18 watts RMS CTA-2006/50 peak x 4 channels)

Power consumption: 12Vdc @ 1600ma

5-1/4" 2-way car speakers

24-bit digital-to-analog converter (DAC)

Alpine's made these subs affordable so you can fill your vehicle with bass without emptying your savings account

Alpine W12S4 BassLine Series 12" 4ohm subwoofer drop down monitor built-in amplifier (18 watts RMSHolding down the BassLine If you're a car sound enthusiast, you understand the importance of bass. Alpine shares that view, and they've created the BassLine Series of subwoofers to give you the low frequency punch you need to create a well balanced system. You won't just hear the bottom end, you'll feel it. And best of all, Alpine's made these subs affordable so you can fill your vehicle with bass without emptying your savings account. Built solid