... can define any play sequence 3: Support Background with music mode (Slideshow function) 4: support auto upgrade 5: ... the root directory, you can put video,audio,music together at the root directory, if user input ... Also create one “foler photo_audio”, you put the music in this folder After you trigger the 1 , ... photo folder, at the same time play the music in the photo_audio folder. E:Control play, can ...