DS18 ZR12.4D 12" 1500 W Max Dual 4-Ohm Voice Coil DVC Stereo Car Audio Subwoofer

BRAND NEW DS18 ZR12.4D Elite-Z 12" 1500 Watts Dual Voice Coil 4 Ohm Subwoofer KEY FEATURES: Nominal Diameter: 12" Nominal Impedance: 4+4 OHMS RMS Power Handling: 750W MAX Power Handling: 1500W Sensitivity (1w/1m): 82 dB Frequency Response: 25Hz - 200 Hz Recommended Lo Pass Crossover: 90 Hz MOTOR SPECIFICATIONS: Voice Coil Diameter: 2.5" / 61.6mm VC Former Material: Aluminum Winding Material: Copper Cone Material: Non Pressed Paper Dust Cap Material: PPI Surround Material: Foam Basket Material: Steel Basket Color/Finish: Matte Black Magnet Material: Ferrite Magnet Weight: 100 oz Displacement Volume: 0.07 ft3 THIELE & SMALL PARAMETERS: Equivalent Volume: 22.7 L Excursion (one way): 25mm Free Air Resonance: 28Hz Mechanical Factor: 5.08 Electrical Factor: 0.94 Total Factor: 0.79 Moving Mass: 268.1g Compliance: 66.4µ m/N BL Factor: 10.7 Voice Coil Inductance: 818.8m mH Cone Area: 502.73 Cm2 DC Resistance: 3.4 + 3.4 ohm Efficiency Bandwidth Product: 29.8 DIMENSIONS: Overall