Voice short circuit triggers playback Horn 5W

Voice short circuit triggers playback Horn 5W

4-channel node triggers playback(Short circuit trigger playback).

Each channel corresponds to one voice.

DC12V power supply.

Connected to computer through micro USB interface to change voice files(USB function).

4M memory.

After the trigger, the corresponding voice is played completely once and cannot be interrupted.

If you keep the trigger state, the playback will be played cyclically.

Widely used in equipment fault alarm, fire alarm, safety door switch alarm, monitoring alarm, etc.