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USB Flash Drives
• A USB flash drive of 256 MB or higher is recommended.
• Some digital audio players may not be compatible.
• Some USB flash drives (e.g., a device with security lockout) may not work.
• Some software files may not allow for audio play or text data display.
• Some versions of playable file formats may be unsupported.
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Playable audio file
Format/Codec
AAC LC
HE-AACv1 (AAC+)
HE-AACv2 (enhanced AAC+)
AAC ELD (enhanced low delay AAC)
AMR-NB
AMR-WB
FLAC
MIDI
MP3
Opus
PCM/WAVE
Vorbis
uuGeneral Information on the Audio SystemuCompatible iPod, iPad, iPhone, and USB Flash Drives
File Type(s)
3GPP (.3gp), MPEG-4 (.mp4, .m4a),
ADTS raw AAC (.aac, decode in Android
3.1+, encode in Android 4.0+, ADIF not
supported), MPEG-TS (.ts, not seekable,
Android 3.0+)
3GPP (.3gp)
FLAC (.flac) only
Type 0 and 1 (.mid, .xmf, .mxmf), RTTTL/
RTX (.rtttl, .rtx), OTA (.ota), iMelody
(.imy)
MP3 (.mp3)
Matroska (.mkv)
WAVE (.wav)
Ogg (.ogg), Matroska (.mkv, Android
4.0+)
1USB Flash Drives
Files on the USB flash drive are played in their stored
order. This order may be different from the order
displayed on your PC or device.
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