Specification :
Wire connection:
Red line: positive
Black line: negative
Blue line: signal line (no need to install)
Power: 9-16V
dB: 105-125dB
Static current: <5mA
Working current: <400mA
Working frequency: 315MHz or 433MHz
Remote control power supply: 27A12V small battery (built-in)
The remote control distance is less than 150 meters
Package includeds :
1 x High Power Siren
1 x Remote Control
1 x User Manual
