The DFPlayer Mini MP3 Player is a small and low cost MP3 module with an simplified output directly to the speaker. The module can be used as a stand alone module ,.

This module is used to trigger mp3 tracks  without any microcontroller  about  16 tracks  with active low signal 

Specification

• 12 VDC 
• output for speaker 5 ohms 
• Preamp output  

Package content 

• Tested Board with 2gb  SD card 
• speaker