4 D1 - Sundown Audio 15 2500. Watt RMS Dual 1-Ohm Nightshade V.
4 D1 2500W RMS Dual 1-Ohm Subwoofer. DC Resistance (Re): 1.31. Resonance Frequency (Fs): 35.63 Hz.
Equivalent Volume (Vas): 34.22 L. Electrical Q Factor (Qes): 0.406.
Mechanical Q Factor (Qms): 4.84. Total Q Factor (Qts): 0.374. Voice Coil Inductance (Le): 0.993 mH. Force Factor (BL): 17.89 NA.
Air Load (Mms): 440.91 g. Suspension Compliance (Cms): 45.24 m/N.Sensitivity: 87.56 dB 1w / 1m. Outside Diameter: 15.51 in. Cutout Diameter: 13.83 in. Recommended Port Area: 68 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 NS-15 V. 4 D1 15 NIGHTSHADE 2500W RMS DUAL 1-OHM SUBWOOFER NEW" is in sale since Thursday, March 15, 2018. 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.
4 D1 15" NIGHTSHADE