DS18 Elite Z8 Subwoofer in Black - 8", 900W Max Power, 500W RMS, Dual 4 Ohms, DVC - Premium Car Audio Bass Speaker Great for Low Frequencies and High Power Applications (1 Speaker)
<strong> Elite Z8 </strong> <br> <strong> <br> General </strong> <br> <br> Type: Subwoofer <br> Size: 8'' <br> RMS Power: 500W <br> MAX Power: 900W <br> Impedance: 4+4 <br> Voice coil size: 2.5'' <br> Magnet: Ferrite: <br> Magnet Size: 2x60 oz <br> Frequency Response: 46-2.8KHz <br> <strong> <br> Materials </strong> <br> <br> Frame: Steel Basket <br> Cone: Paper with Glass Fiber <br> Surround: Foam Edge <br> Voice Coil Former Material: BASV 4 Layer <br> <strong> <br> Diameters </strong> <br> <br> Mounting Cut-Out: 7.3'' (185 mm) <br> Mounting depth: 3.5'' (132mm) <br> Overall Diameter: 8.62'' (219mm) <br> Net Weight: 7kg <br> <strong> <br> Enclosure Specifications </strong> <br> <br> Optimum Sealed FT3 / Liters: 0.51 / 14.4 <br> Optimum Ported FT3 / Liters: 0.91 / 25.7 <br> Displacement: 0.03 FT3 <br> Thiele & Small Parameter <br> Fs: 61.5Hz <br> Re: 3.2 + 3.2 <br> Qes: 0.587 <br> Qms: 5.124 <br> Qts: 0.527 <br> Vas: 2.25L <br> Xmax: 15mm