KERUI J02 DC 12V Mini Wired Alarm Siren for GSM Alarm Burglar Home Security System 120db

Features : At 120dbs, this siren will not only alert the neighbors of the intrusion, but scare away the burglar right out of your house!This piercing, plug-in siren can be plugged into your keypad/Console.It works with your system, responding to signals from an alerted Keypad/Console.No intruder will hang around when one of these sirens sounds! Specification : Sound index: 120dBSound frequency: 3.8KH2+10%Transmit speed: 3H2 increase or discrease 10% Package includeds : 1 x KERUI J02 Wired Siren Details pictures :