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<a accesskey="3" href="page.php?w=MPEG-4_Structured_Audio&amp;p=2">3.Next</a>
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<p><b>MPEG-4 Structured Audio</b> is an <a href="page.php?w=ISO%2FIEC">ISO/IEC</a> standard for describing sound. It was published as subpart 5 of <a href="page.php?w=MPEG-4_Part_3">MPEG-4 Part 3</a> (<a href="page.php?w=International_Organization_for_Standardization">ISO</a>/<a href="page.php?w=International_Electrotechnical_Commission">IEC</a> 14496-3:1999) in 1999.</p>

<p>It allows the transmission of synthetic music and sound effects at very low <a href="page.php?w=bit_rate">bit rate</a>s (from 0.01 to 10&nbsp;kbit/s), and the description of</p><p>
<a accesskey="3" href="page.php?w=MPEG-4_Structured_Audio&amp;p=2">3.Next</a>
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