1. Adopts solid magnet to make sure loud volume and great sound quality.
2. Built-in high quality MP3 player sound board.
3. Built-in 8MB flash memory and a micro SD slot on the internal sound board. Supports max. 32GB micro SD card.
4. Update sound files easily through connecting the micro USB port on the internal sound board with computer.
-It works like a USB flash drive on computer.
-When there is an inserted micro SD card on the board, the computer reads the micro SD card directly. In the same way, the device will play the sound from the micro SD card.
5. Able to activate one sound or multiple sounds through a switch.
-A momentary pulse can activate the sound.
-When there are multiple sound files, it can be set to play a sound file in order or in random after each activation.6. Able to play a sound in a loop when power is applied.
-When the device is powered on, it will automatically play the sound, again and over again, until it is powered off.
-When there are multiple sound files, it will play the files one by one in a loop, until it is powered off.
7. Able to drive an external warning lamp or LED light from the load output (brown wire and blue wire).
-When a sound is playing, the external connected light will turn on simultaneously.
-The working voltage of the warning lamp or LED light must be 12V DC.
8. Equipped with a high quality 15 watts class D amplifier IC for a loud sound output.
9. Adjustable sound volume through the small blue potentiometer on the internal sound board.
10. Dimensions: 79 x 76 x 100 mm
11. Size of the internal sound board: 45 x 45 mm
1. Working voltage: 12V DC
2. Working current: ≤2000mA
3. Power consumption: ≤15W
4. Memory size: 8Mbytes
5. Audio format: MP3 format 32Kbps-192Kbps
6. Sound pressure level: ≤110dB
7. Protection class: IP65
Contact: Mr. Kevin Xu
Add: No. 344, Shangye Ave., Huadu District, Guangzhou City, Guangdong Province, China