Ground Zero GZIW 200X. Subwoofer 8''

Model GZIW 200XDiameter 20 cm / 8"Mounting diameter 182 mm / 7.17"Mounting depth 101 mm / 3.98"Voice coil 38 mm Runddraht / 1.5" Round wireCone IMPPPower Handling 150 WRMSImpedance 4 OhmSPL 87 dBXmax 12 mm / 0.47"Fs 38.4 HzQts 0.48Vas 27 L / 0.95 cu.ft.Sound QualitySPL CompetitionLow bass performance 20 - 50 HzMid bass performance 50 - 80 HzBox recommendation vented 15 Liter / 0.53 cu.ft Rohr / Tube 1x Ø 7cm / 2.76" L= 21 cm / 8.27"Box recommendation sealed 9 - 15 Liter / 0.32 - 0.53 cu.ft