Equivalent Volume (Vas): 150.1 L. Electrical Q Factor (Qes): 0.54. Mechanical Q Factor (Qms): 4.78. Total Q Factor (Qts): 0.49. Voice Coil Inductance (Le): 0.83 mH.Force Factor (BL): 16.5 NA. Air Load (Mms): 458.7 g. Suspension Compliance (Cms): 0.08 mm/N.
Sensitivity: 88.6 dB 1w / 1m. Outside Diameter: 18.42 in. Cutout Diameter: 16.69 in. Recommended Port Area: 112 sq.
In order to maintain an inventory of 100%, Brand New, A-Stock, untouched products, all sales are final. We ask that you please be sure you are ordering the correct product. The item "SUNDOWN AUDIO Z-18 V.5 D1 18 2000W RMS DUAL 1-OHM SUBWOOFER BASS SPEAKER NEW" is in sale since Thursday, July 21, 2016. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers". The seller is "woofersetc_outlet" and is located in Los Angeles, California. This item can be shipped worldwide.