Rated voltage: 12V; Amperage: 300mA; Siren Sound: 110 ( 3) dB. It can be armed / disarmed by the remote control of the panel. Easy to install, Connect the red wire to the postive pole and the black wire to the negative pole. New audible visual alarms, used at home, public place or any other places for security system. It can used with infrared wired alarm, telephone dial alarm, automobile anti-theft alarm and other supporting applications. Operating voltage range (VDC): 6-15 Gross weight (kg): 14.5 Wired sound and light alarm: When the alarm system is activated, there will be a sound and light siren, and the siren will beep at 110 decibels. technical parameter: Power: 9 ~ 12 VDC Alarm Volume> 110DB Alarm mode: sound and flash alarm Application: Alarm host accessories, can be used for various on-site alarms (can be used with building intercoms and wired alarm host products). Quantity delivered: 1 piece