MP418SP18英寸的小巧型超低音内置CROWN（皇冠）功放2x660W的内置式功放，***地匹配MP418S超低音。—组功放驱动内部的18寸VGC低音喇叭。另一组功放可以外接驱动另外一只无源的MP418S，或另一只全频的***音箱。18″两分频音箱:适用于多功能厅，酒吧，会所，卡拉OK大厅，以音乐，歌唱为主的场地频率范围（-10dB）:36Hz-300Hz灵敏度（1W/1m）:101dB半空间喇叭阻抗（典型值）:4Ω***大声压级@1米:135dB负载功率:600W（平均值），2400W（峰值）喇叭单元:低音:JBL2241G尺寸（高×宽×厚）:617mm×538mm×598mm净重:29kg600watt,4ΩVGC?(VentedGapCooling)18inchlowfrequencytransducerforunsurpassedperformance.PoweredByCrown?-Dualchannelamplifierwith660wattsRMSperchannelinto4Ωor400wattsRMSinto8Ω.Flexibility-Maybeusedwithpassiveorpoweredsatellitespeakers.Enclosurec***tructedof18mmplywoodandcoatedwithJBL抯exclusiveDuraFlex?-arugged,advanced,poly-ureafinish.16gauge,hexagonperforated,steelgrill.He***y-dutysteelcarryhandles.He***ydutycastersmountedonrearoftheenclosureforeasytransport.35mmpolemountrecept***e.PreliminarySpecificati***:SpeakerSystemType:Powered18"subwoofer,bass-reflexenclosureFrequencyRange(-10dB):36Hz-150HzFrequencyResp***e(?dB):40Hz-120HzSensitivity(1w/1m)1:101dBSPLNominalImpedance:4ΩRatedMaximumSPL2:132dBSPLpeakDimensi***(HxWxD)3:617.9mmx538.1mmx776.6mm(24.33inx21.19inx30.57in)NetWeight:54kg(119lbs.)Drivers:1xJBL2241GOptionalAccessories:SS3BKpoleAmplifierAmplifierPower4:660watts@4Ω(perchannel)400watts@8Ω(perchannel)CrossoverFrequeency:120HzRequiredACMains:50/60Hz(NorthAmericanunitsare60Hzonly);120and230-240VAC(?0%)unitsare***ailableACLineCurrent:120volts:9.5A;230Volts?0%:5.0APowerC***umptionatIdle:Nomorethan90wattsTotalHarmonicDistortion:1kHzratedpower,0.5%orlesstrueTHDfrom20Hzto20kHz)