| 摘要 |
<p>A USB memory audio is provided to contribute to an audio industry by making a user purchase an audio which uses a USB memory when the user wants to listen to music through the audio. A USB(Universal Serial Bus) terminal and a memory card reader is attached to an audio, and a user stores a music file to the USB memory. The user is able to enjoy the music files of high sound quality through the audio. An MP3 music file can be sold through the establishment on the music site. A music disc can be manufactured by using a memory.</p> |
