Impedance: 6/8/12 Ohm
Voice coil diameter: 25.4 mm Φ
Rated voltage :12VDC/24VDC--only 15W
Working voltage range :9 ~ 16 VDC/20 ~ 25VDC
Power: 15 w / 20 w / 25 w
(At Rated Voltage At 1M)
Maximum current: 700/1000/1200ma
Audio: Warble / 1 - Tone / 6 - Tone
Working temperature: - 20 ~ 60 ℃