AUTOMATIC ALARM SYSTEMSThe loud siren sound of the horn alarm, up to 120 decibels, combined with the door/window sensor and the PIR motion detector, creates an effective and autonomous flat security system. DURABLE DESIGNThe burglar alarm is housed in a fireproof ABS housing. This high quality enclosure is widely used for alarm centers, gas leak alarms, infrared perimeter alarm devices, etc. It is sturdy and reliable. SAFETY HORNThe 12V home tweeter can be connected to a variety of alarm systems. In the event of a break-in, the horn will sound three alarms, allowing you to quickly locate the scene of the incident. EASY INSTALLATIONThe horn is flexible and easy to install, usually on walls, doorways or balconies etc. at a height of 2.5 meters or more. SMALL & PORTABLEThe alarm speaker is small, flexible and easy to transport. So you can easily take it where you need it, mount it and it will work for you.