The Pyle Audio PLWB15D is a 15" car subwoofer from Pyle's Blue Wave Series. The subwoofer is designed with a non-pressed paper cone, chrome stamped basket, chrome magnet cover, and chrome gasket. It features dual 2.5" high temperature voice coils with 4-ohms impedance per coil to give 1000 watts of peak power handling. The PLWB15D differs with Pyle's PLWB155 and PLWB158 since it features dual 4-ohms impedance while the PLWB155 has single 4-ohms impedance and the PLWB158 has single 8-ohms impedance.