- Voice Coil Impedance : 6 Ohm
- Voice Coil Dimension (Dia) : 25.4mm
- Rated Voltage : 12VDC
- Operating Voltage : 9-16 VDC OutputThe universal alarm siren has a trigger wire which can be connected to constant positive then driven negative by alarm, or connected to chassis then driven positive by alarm system (consult alarm specification for appropriate connection)