DY-F20L is a player triggered by one to one，PlayMP3 and WAV audio file formats；it can control to play 9 pieces of music by one to one;triggered by low level signal；6-35VDC power supply，drive a4-8ohm speaker，max output power20W；32M bits(4M bytes) flash for music storage inside，and change custom audio file by USB data line；adjust volume by a volume potentiometer；Drive a 12VDC warning light；support 8 working modes, it can be used in multiple applications

Specifications

1、 Powersupply 6-35VDC

2、 9switches control to play 9 pieces of music by one to one

3、 Triggered by Low level signal (S1…S9 short to GND)

4、 Decoding mp3, WAV audio file format

5、 Change custom audio file by a USB data line，32M bits(4M bytes) flash for music storage inside

6、 Maxoutput power 20W, can drive a 4-8Ω speaker(5W-20W)

     7、Support warning light, warning light supply by 12VDC

     8、8 working modes set by DIP

     9、Adjust volume by a volume potentiometer