The Planet Audio BB104D 10" Subwoofer features a DUAL Voice Coil with 1,800W of maximum power each and 900W RMS power handling. It is rated at 4 ohms, 83dB sensitivity and 41Hz resonant frequency. The subwoofer is made with a polypropylene cone and foam surround for lasting durability. Planet Audio BB104D 10" Subwoofer, DUAL Voice Coil, 1,800W Each:
One 10" woofer with DUAL 4 ohms, 2.5" copper voice coil
1,800W maximum, 900W RMS power handling
83dB sensitivity, 41Hz resonant frequency
Polypropylene cone and foam surround
Car subwoofer works in 0.6 cu ft sealed or 1.1 cu ft ported enclosure