Alpine PWA-S10V, Powered Subwoofer Enclosure with 10" BASSLINE Subwoofer and MRV-M250 Amplifier

General Features:  Alpine 750W Single 10" Vented Subwoofer Enclosure with Built-In MRV-M250 Amplifier Power Handling - Peak: 750W Power Handling - RMS: 250W  Final Impedance: 2 ohms Preloaded with single 10" Bass Line Series Subwoofer Built-in Class D monoblock amplifier Vented enclosure with textured vinyl finish Enclosure Dimensions: 10-1/2" TD x 13-1/8" BD x 21-11/16" W x 13-13/16" H Subwoofer Features: Polypropylene Cone Poly-foam surround Frequency Response: 26-400  Amplifier Features:  Class D monoblock amplifier CEA-2006 compliant Power Output - 4 ohms: 150 watts x 1 channel Power Output - 2 ohms: 250 watts x 1 channel Variable low-pass filter (50-400 Hz, 24 dB/octave) Variable Bass Boost (0 to +12 dB bass boost at 50 Hz)  Enclosure Features:  10" ported enclosure Durable textured vinyl finish Single round port Includes plastic speaker grill | Subwoofer Size: 10" Number of Subwoofers: 1 Enclosure Type: Ported, Powered RMS Power Rating: 250 Watts Frequenc