NVX Audio Nsw subwoofer nsw124 12'' 200-350 Watts rms power NVX Audio's entry-level subwoofer is anything but "entry-level." NVX has engineered the NSW122 with exceptional features, such as a polypropylene cone, Nomex single spider and a high excursion rubber surround. This all adds up to a sub that moves more air for awesome, responsive and deep bass. The 2" dual 2-ohm aluminum voice coil gives you a wide array of Ohm load wiring options for different applications. With a power range (RMS) 200-350 watts, the NSW122 requires less power to operate efficiently without losing bass quality. Continuing with the excellent engineering is a stamped steel basket that provides for exceptional rigidity and the spring loaded, chrome plated push terminals ensure a strong and dependable speaker wire connection. 12" Dual 2-ohm NSW Series Car Subwoofer Power Rang (RMS) 200-350 watts Impedance: Dual 2 ohms Ultra-Light Polypropylene cone High excursion rubber surround Stamped steel basket for maximum rigidity Nomex single spider 2" KSV Voice coil Single 53oz. magnet motor structure with protective rubber boot Frequency response: 20-200 Hz Resonance Frequency (Fs): 29Hz Top-mount depth: 5.5" Sensitivity: 91.48 db High Strength Steel Basket Chrome-Plated Spring-Loaded Push Terminals