◎ Twin-stage potentiometer.
◎ Built in audio analysis of microprocessor.
◎ With anti-tamper function, networking alarm output.
◎ Working current: 12.5mA
◎ Working voltage: 9-16VDC
◎ Response time:<20S
◎ Twin-stage potentiometer.
◎ Built in audio analysis of microprocessor.
◎ With anti-tamper function, networking alarm output.
◎ Working current: 12.5mA
◎ Working voltage: 9-16VDC
◎ Response time:<20S
