The Alpine R-Series R2-W8D2 is an 8-inch subwoofer with a dual 2-ohm voice coil configuration, designed for powerful bass performance in car audio systems. With a 350W RMS power rating, this brand new subwoofer from Alpine's renowned R-Series is capable of delivering deep and impactful low frequencies. The R2-W8D2 is a high-quality audio component that offers impressive sound output for an enhanced listening experience on the road.