DS18 ZR15.4D 15" Car Subwoofer with 1500 Watts 4-Ohm DVC

SPECIFICATIONS Nominal Diameter 15” Nominal Impedance 4 + 4 Ohms RMS Power Handling 750W MAX Power Handling 1500W Sensitivity (1w/1m) 82 dB Frequency Response 21Hz - 200 Hz Recommended Lo Pass Crossover 80 Hz MOTOR 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 0.11 ft3 THIELE & SMALL PARAMETERS Equivalent Volume 83.6 L Excursion (one way) 25mm Free Air Resonance 29Hz Mechanical Factor 4.3 Electrical Factor 0.99 Total Factor 0.8 Moving Mass 273g Compliance 81.9µ m/N BL Factor 9.9 Voice Coil Inductance 838.3m mH Cone Area 834.69 Cm2 DC Resistance 3.4 + 3.4 ohm Efficiency Bandwidth Product 29.3 MEASUREMENTS Overall Diameter 15.35” / 391mm Overall Depth 8.41”/213.56mm Front