4-layer wound copper voice coil. Heat dissipating aluminum heat sink. DVVC Direct Vent Voice Coil Cooling. MJMED1T designed to fit behind standard truck seats. Subwoofer Peak Power (w): 1800.Voice Coil Diameter (in): 2. 20.7 Wide x 12.7 High. Top 13.7" Deep, Bottom 16.2" Deep. The item "Memphis Audio Ported Loaded Enclosure with 8 Subwoofer" is in sale since Monday, June 22, 2020. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers". The seller is "electronic_express" and is located in Nashville, Tennessee. This item can be shipped to United States.