This is a Dual BP1204 dual 12" bandpass subwoofer box enclosure with blue illuminating LED lights. This bandpass enclosure does more than just pump out great bass; its Illuminite lighting system provides a cool blue glow that makes your vehicle look as great as it sounds. The enclosure features a 12-volt input for powering the Illuminite system, plus an on/off toggle switch so you can control the action. Built-in protection circuitry keeps your system safe as you cruise. Dual's hard-hitting 12" subs feature polypropylene cones with brushed chrome finish, plus stamped steel baskets and foam surrounds for stability and control. This efficient enclosure handles from 600 watts RMS to 1100 watts of power and features Plexiglas viewing windows, mirrored chambers, and a carpet covering. A single pair of spring terminals supplies the signal to both drivers. The woofers are wired to present a 4 ohm load.