Sundown Audio X- V.3 -18" and brutally accurate even after

and brutally accurate even after hours of hard demoing

Sensitivity @ 1W/1M (DB) : 90

Rockford backs it with their legendary build quality and a full 2‑year warranty when purchased from an authorized reseller

Dual 2Ω voice coils for flexible amplifier matching

Sundown Audio X- V.3 -18" and brutally accurate even afterX 18 V. 3 D2 Sundown Audio 18" 2000W RMS Dual 2 Ohm Xv. 3 Series Subwoofer Specifications: DC Resistance (Re): 3. 80 Resonance Frequency (Fs): 26. 4 Hz Equivalent Volume (Vas): 154. 0 L Electrical Q Factor (Qes): 0. 44 Mechanical Q Factor (Qms): 5. 16 Total Q Factor (Qts): 0. 40 Voice Coil Inductance (Le): 2. 71 mH Force Factor (BL): 25. 4 NA Moving Mass (incl. Air Load) (Mms): 449. 0 g Suspension Compliance (Cms): 0. 08 mm N Sensitivity: 90. 0 dB 1w