DS18 ZR12.2D 12" Car Subwoofer with 1500 Watts 2-Ohm DVC The ZR subline is a great entry level subwoofer that both handles great power and gives you smooth clean bass. These subs work great in both sealed and ported boxes giving you many options for placement in any vehicle. This 12 inch model comes in both dual 2 and dual 4 ohms configurations giving you many options to match your amplifiers optimal impedance. This model comes with a 2 inch voice coil that handles 750w RMS and 1500w Max power. The large foam surround and pressed paper cone works greatly together to deliver smooth crisp bass that can be heard strongly throughout the vehicle. Highlights Large foam surround giving great xmax and bass precision while keeping great cone control when the subwoofer is close to maximum power. Great power handling of 750w RMS and 1500w Max through a high strength 2.5 inch aluminum voice coil. Very strong stamped basket with show quality DS18 logos on the frame, magnet boot, Motor, and dust cap. Designed to give crisp and clear bass in any vehicle and can be used in sealed and ported boxes. Technical Details ZR12.2D Product Manual SPECIFICATIONS Nominal Diameter 12” Nominal Impedance 2 + 2 Ohms RMS Power Handling 750 W MAX Power Handling 1500 W Sensitivity (1w/1m) 82 dB Frequency Response 25Hz - 200Hz Recommended Lo Pass Crossover 90 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 0.07 ft3 THIELE & SMALL PARAMETERS Equivalent Volume 21.2 L Excursion (one way) 25mm Free Air Resonance 26Hz Mechanical Factor 4.8 Electrical Factor 0.84 Total Factor 0.71 Moving Mass 299.7g Compliance 61.9µ m/N BL Factor 8.6 Voice Coil Inductance 567.3m mH Cone Area 502.73 Cm2 DC Resistance 1.8 + 1.8 ohm Efficiency Bandwidth Product 30.9 MEASUREMENTS Overall Diameter 12.44” / 316mm Overall Depth 7.7”/195.56mm Front Mount Baffle Cutout 11”/279.43mm Mounting Depth 6.6”/168mm Motor Diameter 6.1" / 155mm Box Info