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How to Convert an M4R File to an MP3 | eHow
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日期:2024-09-07
An M4R is a ringtone file, for use with iTunes and the iPhone by Apple. M4Rs are nothing more than MPEG-4 audio files. For this reason, it is easy to adjust the file extension, while keeping the audio file in tact. iTunes also includes an easy way to crea...看更多