Model: PA4000, Export Output Power: 2*150w.Siren(police equipment,electronic siren,alarm,auto parts) Siren(police equipment,electronic siren,alarm)Model: PA4000Power: 300WVoltage: DC 12VCurrent: <=25AImpedance: 2*6 ohmsStructure: a controller box & a panel & a MIC & 2 speakerNet weight: 2Kg + 2*3KgPackage: standard export cartonWarrantee: 1 year