DriverOutput PowerFrequency ResponseAdvanced YSTHigh-Efficiency Power AmplifierTwisted Flare PortAuto StandbyStandby Power ConsumptionSystem ConnectorDimensions (W x H x D)Weight NS-SW200 Subwoofer Driver20 cm (8”) cone Output Power130 W Frequency Response28–200 Hz Advanced YSTYes High-Efficiency Power AmplifierYes Twisted Flare PortYes Auto StandbyYes Standby Power Consumption0.3 W System ConnectorYes Dimensions (W x H x D)290 x 306 x 351 mm 11-3/8” x 12” x 13-7/8” Weight11.2 kg 24.7 lbs..