You can set any sounds/tunes (mp3) for an each event of your alarm (arming, disarming, triggering sensors, warnings, etc.)
The device analyzes the incoming signals from the standard alarm siren and, in accordance with this, plays one or another sound file from the internal memory.
The siren is installing instead of the horn of your car alarm and is suitable for any car and for any car alarm.

In addition to the main function, the siren has 2 additional channels: the "Reversing" channel and the "Button" channels:

1. The additional "Reversing" channel can be used to sound as an additional horn on a driving backwards;
2. The additional "Button" channel, allows to signal the additional sounds by pressing on the button located in the car. If you want to, then yourself can install any button that fits the interior of your car. (the button is not included within the scope of supply)

When the device is connected to the computer's USB port, an additional disk will appear in the system, sound mp3 files are recorded in the device's memory by a simple copying like on a flash drive.

For the functioning of the siren, you should connect the 3 wires:

• "red and black" (power supply 12v);
• "yellow" (the signal).

The siren has a built-in hardware MP3 decoder and a digital power amplifier, so high-quality and powerful sound is reproduced.