Audio file formats/codecsList of some of the most common audio file formats and codecs supported standardly by the device.AAC (Advanced Audio Coding)AMR / AMR-NB / GSM-AMR (Adaptive Multi-Rate,.amr,.3ga)AMR-WB (Adaptive Multi-Rate Wideband,.awb)eAAC+ / aacPlus v2 / HE-AAC v2FLAC (Free Lossless Audio Codec,.flac)MIDIMP3 (MPEG-2 Audio Layer II,.mp3)OGG (.ogg,.ogv,.oga,.ogx,.spx,.opus)WMA (Windows ..