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<p>cards, that allows usage of the storage on a microSD for files on the device in question.</p>

<p><big> Memory Stick PRO-HG Duo </big></p>
<p>On December 11, 2006, Sony, together with <a href="page.php?w=SanDisk">SanDisk</a>, announced the <b>Memory Stick PRO-HG Duo</b>. While only serial and 4-bit parallel interfaces are supported in the Memory Stick PRO format, an 8-bit parallel interface was added to the Memory Stick PRO-HG format. The maximum interface clock frequency was also increased from 40&nbsp;MHz to 60&nbsp;MHz. With these enhancements, a theoretical</p><p>
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