AACをMP3に変換
AACストリーム単体をMP3に変換すれば、どのプレーヤーやアプリ、端末でも問題なく開けます。
変換元
To
AAC
Raw AAC audio — MP3's successor, used in streaming and broadcasting. Efficient, but fewer apps open bare AAC files.
MP3
The universal audio format. Small files that play on every device, app, and player made in the last two decades.