a manufacturer of alarm mainframe, the best quality and the lowest price. welcome to inquiry Power supply: AC=220V±10% DC=12~15VStatic current: ≤120mAAlarming current: ≤450mAWireless receiving frequency: 433MHz±0.5MHzWireless receiving sensitivity: 5mV/mAnti-jamming strength: 1V/m (20-1000 MHz)Outer alarm siren volume: 110 DBWorking condition: temperature -10°C~+40°C humidity ≤90%Can expand 99 ...
[China Manufacturers]