Some songs from my USB not available on Philips soundmachine
- There are more than 511 playable audio files or 99 playable albums stored on the USB device. Manage your USB device to keep both of them meet the limit.
- Some of your music songs are DRM ( Digital Rights Management) protected. The device does not support DRM-protected music songs.
- The music file names do not end with mp3 or WMA. Only MP3 or WMA music songs are supported.