DD Audio VO-W8B

PA Style 8″ Woofer, revised for Aluminum Horn mounting, w/ Only Hard Dust Cap ( glued ) Driver Size - in8 Power Band - Watts150-450 VCD - in2.5 ImpedanceS4 Frequency Response - Hz75Hz-7,000Hz Fs - Hz75 Qms5.398 Qes0.335 Qts0.316 Vas - liters18.783 dBSPL96 Cutout Diameter - in7.25 Mounting Depth - in3.75.