(2) Rockville W8T4-S2 8" Shallow Mount 2000w Car Subwoofers 2 Ohm Subs 8 1000 Watt 2-Ohm Shallow Mount Car Subwoofer. Power Handling: 1000 Watts Peak Power / 500 Watts Program / 250 Watts RMS (CEA Rating), Ultra Stiff Paper Composite Cone. 3D Molded High Gloss Acrylic Dust Cap, Ultra Slim, Expanded and Rolled Steel Basket, High Density Laminated Butyl Rubber Surround. High Power Strontium Magnet with Ultra Saturated, High BL Motor Gap. Vented Core Magnet Motor Structure High Temperature Aluminum Voice Coil Former. Lightweight Compact Design Ideal for Any Installation, Magnet Protection Rubber Band, Dual Nickel Plated Spring Loaded Push Terminals Shallow Mount Subwoofer. Impedance: SVC 2 Ohm, Cutout Diameter: 7 Inches, Mounting Depth: 2.5 Inches. Frequency Response: 39 Hz to 500 Hz, Sensitivity: 90dB @ 1w/1m Voice Coil: 1.5 High Power Voice Coil. Magnet Structure: 64 oz, Washer/Yoke Plates: 6mm Machined Steel, X-Max: 8.4mm Peak-to-Peak