DC Audio PS3 18" Subwoofer Coil Configuration:Dual 1 Ohm providing a wide adjustment range

providing a wide adjustment range for Bass and output level control

8 inch — fits a broad range of door and kick-panel openings while maintaining solid midrange presence

covering the full audible range for a balanced music presentation

while the 2 kHz–20 kHz range and 91 dB sensitivity work with typical head units and modest amplifiers to maximize treble presence without excessive power requirements

DC Audio PS3 18" Subwoofer Coil Configuration:Dual 1 Ohm providing a wide adjustment rangeHand built in the USA, the DC Audio PS3 18" Subwoofer is engineered for extreme bass in sealed or ported boxesand is capable of open air installations for aggressive, outdoor rich car audio setups. Power Handling (RMS Peak): 1250 Watts RMS 2500 Watts peak supports high bass dynamics without clipping when driven by a capable amp in an appropriately sized enclosure. Mounting Depth: 9. 50" determines how deeply the driver sits in the enclosure or