The JBL Stage 1200S is a powerful 12-inch subwoofer in a compact, sealed enclosure. With 250 watts RMS and 1000 watts peak power, this subwoofer delivers deep, accurate bass. Thanks to its slim design, it fits in virtually any vehicle without sacrificing sound quality.Benefits: Powerful bass performance 12-inch woofer with 250W RMS and 1000W peak power for deep, tight bass. Compact and stylish design Sleek, sealed enclosure that is easy to install in a variety of vehicles. High efficiency 91 dB sensitivity for powerful output even at lower power levels.What's in the box: JBL Stage 1200S subwoofer enclosure Owner's Manual 2 brand stickersSpecifications: Size: 12 inch (300 mm) Power: 250 W RMS / 1000 W peak Frequency response: 34 Hz - 200 Hz Sensitivity: 91 dB (@2.83V/1m) Impedance: 2 ohms Voice coil diameter: 2 inches (50.8 mm) Dimensions (W x H x D1 x D2): 436 x 365 x 159 x 252 mm