請參考以下表列: Audio Format Performance AAC LC, AAC (.3gp, .mp4) Up to 320 kbps AAC+ (.3gp, .mp4) Up to 320 kbps AMR-NB (.3gp) Up to 12.2 kbps AMR-WB (.3gp) Up to 23.85 kbps MP3 (.mp3) Up to 320 kbps OGG Vorbis (.ogg) Up to 256 kbps WAV linear PCM (48 kHz) (.wav) Mono, Stereo