Built-in a high quality MP3 player with great sound quality.
Incorporated with a 4MB flash memory for the storage device.
Update MP3/WAV files to the flash memory easily through the micro USB port based on PC like using a USB flash(need to open the enclosure).
Input a high level signal to trigger the MP3 player(positive triggering).
Able to play the same one sound file or play different sound file after each triggering.
Can be controlled by a relay, button, switch or PIR sensor.
Equipped with a 10 watts amplifier for a loud sound output.
Built in 3 Watt speaker
Adjustable sound volume and wide range power input.
Wide power input (DC9-24V) and stable performance.
Working voltage: DC 9V-24V
Working current: ≤400mA (Input: DC12V)
Power Consumption: ≤10W
Flash memory size: 4MB
Audio format: MP3/WAV
Note: This unit uses positive triggering. Your activation button connects to (+)