The USB function on your Philips Wake-up Light accepts and is compatible the following Music and USB file formats:
Frequently Asked Questions
What music format is compatible with my Wake-up Light?
Supported formats
USB or memory file format (FAT12, FAT16, FAT32 (sector size: 512 bytes)
MP3 bit rate (data rate): 32-320 Kbps and variable bit rate
WMA v9 or earlier
Directory nesting up to a maximum of 8 levels
Number of albums/folders: maximum 99
Number of tracks/titles: maximum 999
ID3 tag v2.0 or later
File name in Unicode UTF8 (maximum length: 128 bytes)
Unsupported formats:
Empty albums: an empty album is an album that does not contain MP3/WMA files and is not shown on the display
Unsupported file formats are skipped. For example Word documents (.doc) or MP3 files with extension .dlf are ignored and not played
AAC, WAV and PCM audio files DRM-protected WMA files (.wav, .m4a, .m4p, .mp4, .aac)
WMA files in Lossless format