Motion Sensor or Switch Activated MP3 Player Module with Load Output (With Terminal Blocks)

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21.95 21.95 21.95 USD


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Quantity on Hand : 49
Skill Level : Assembled and Tested

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Terms and Conditions

Also available with solder pads


  • Equipped with a high-quality audio decoder chip.

  • Supports MP3 and WAV audio files.

  • Built-in 8MB flash memory, which is able to store a total of about 8 minutes long MP3 files of 128Kbps.

  • Equipped with a micro SD card holder, and supports max. 32GB micro SD card.

  • Solder pads for connection with external USB flash drive available on the back of the board.

  • Update audio files easily through the micro USB port connected with PC like using a USB drive.

  • Built-in a class D 15Watts amplifier IC that is possible to drive a 10Watts 8ohms or 15Watts 8ohms speaker.

  • Solder pads for audio signal out to external amplifier available on the back of the board.

  • Adjustable sound volume through the blue potentiometer.

  • Can be activated with a PIR sensor, microwave sensor, switch, or relay.

  • Supports multiple files that can be played back sequentially OR in random order  

  • When a sound is playing, there is simultaneously a load output (up to 200mA max), which can directly drive a warning light, LED light, or LED strip.

Technical parameters

  • Working Voltage: 9-24V DC

  • Working Current: ≤2000mA

  • Max Load Output: 200mA (For larger load attach a relay via the Busy Signal Output)

  • Consumption Current at Playback: ≤500mA (12V DC)

  • Standby Current: ≤15mA

  • Flash memory size: 8Mbytes

  • Audio format: MP3 or WAV

Odoo • A picture with a caption
PIR activation: PIR must output a signal of 3.3V or lower to the MP3 module
Odoo • A picture with a caption
 Switch / Relay activation

Documentation and Downloads

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