Hit the low notes that your car radio cannot reach with the Juice JS12 subwoofer. This 12" car subwoofer has a peak power output of 1400W. It comes in a black, stamped basket, and features an IMPP cone with rubber surround. The Juice JS12 has a 50oz magnet, 2" voice coil and 4 ohm voice coil. This gives it a frequency response range of 30Hz - 1500Hz, and it uses silver-plated speaker connectors for optimum signal output.