Electronic Siren(siren,alarm system,alarm,car alarm,auto parts,secrity accessory) Siren(electronic siren,alarm system,alarm)Model: CJB-300F/400FPower: 300W/400WVoltage: DC 12VCurrent: <=25A / 33AImpedance: 2*6 ohms / 2*4 ohmsstructure: a controller box & a panel & a MIC & 2 speakersNet weight: 2kg + 2*3KgPackage: standard export cartonWarrantee: 1 year