30W Alarm Siren Super Loud 130dB Electronic Horn Indoor/Outdoor Security Siren DC 12V 9V 5V

About this item 130db Alarm Speaker:The alarm siren is equipped with 5- 12V ,130 dB @12V tweeter within 1 meter range, loud volume and dual tone, which can be used together with various alarm connections. How to use: Just connect it power 5 to 12VDC,it will work. It should have a Steady Tone Wire or Warble Tone wire, There are three wires (white, yellow and red), Connect the white wire to the (-) and connect the red to ( ) for warble sound or connect the yellow wit to ( ) for steady sound.Just send your positive voltage on Steady or Warble, which ever you prefer, you should be good. Angle adjustable:The bracket can be rotated to 90 degrees. Adjusting the different angles of the speakers can make the siren sound spread farther and spread in a wider direction. Easy Installation: The alarm with a bracket and 6 screws is easy to install,. Generally installed on the roof or garage door or car roof, etc., the installation height is more than 1 meter. It can be installed in large venues such as households, supermarkets, shopping malls, etc. It is cheap and durable. Size: 20*12.5*23cm/7.9*4.9*9.1in