Kenwood PA-W801B 8″Subwoofer

Key Features400W Max Power Class-D AmplifierDown Firing Ported EnclosureCompact design, Can be installed under the seatWoofer Cone with Reinforcing Ridges & Dual Area capHigh Durability, Stress Controlled, SpiderOptimized Magnetic CircuitAir Cooling SystemSide panel with Detachable Power ConnectorWired remote (Level/Freq./phase control)  Amplifier FeaturesClass D AmplifierYesMaximum power output400WRated power output (4Ω)200W x 1 (4Ω)Low-pass FilterYesBass Boost CircuitYes, 0 / -12 dBPhase inverter 0°(Normal) / 180°(Reverse)YesPower IndicatorYesSignal Sensing Turn-onYesLine inRCASpeaker level InputYesChassisAluminum Die-castYesDC cable SuppliedYesAmplifier-SpecificationsMaximum power output (4Ω)400W x 1Low-pass Filter50~150 Hz (-18dB)Bass Boost Circuit0~12dB/octRCA Input Sensitivity0.2 ~ 5VSpeaker Level Input Sensitivity4 ~ 12VInput Impedance22kΩFrequency response ( 0dB, -3dB)35Hz ~ 250HzOperating voltage14.4V (11V ～ 16V allowable)Maximum current consumption25AAccessoriesBracketL-shaped 2 piecesRemote controlwired remoteRemote control wireYes, 6mDC cord500 cmScrews (Parker-type)Ø 5 x 25mm, 16 piecesScrews (M-type)M4 x 6mm, 4 piecesWasherØ 6, 1 piecesSpeed nutφ 6, 1 pieces