Specification: SpecificationsRP1201ARP1201AMRP1201AMEType2wayactivespeakers2wayactivespeakers2wayactivespeakersFrequency45-18KHz45-18KHz45-18KHzSPL(2.83V/1m)92dB92dB92dBPower150WRMS150WRMS150WRMSWoofer12″63.5mmKSV4ohm12″63.5mmKSV4ohm12″63.5mmKSV4ohmMagnet50OzFerrite50OzFerrite50OzFerriteTweeter1.35″KSV8ohm:1.35″KSV8ohm1.35″KSV8ohmMagnet12.3OZFerrite12.3OZFerrite12.3OZFerriteDiaphragmTitaniumTitaniumTitaniumAmplifierTypeClass/ABClass/ABClass/ABSpecialfunction/MP3USBSDMP3USBSDEQEQ//5bandsEQformainoutputtPowersupplyAC110V 240VAC110V 240VAC110V 240V