WD Blue 640 GB Mobile Hard Drive: 2.5 Inch, 5400 RPM, SATA II, 8 MB Cache - WD6400BPVT
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<b>[Product Information]</b><br>
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<li>WD Scorpio Blue drives offer high-performance, low power consumption, and cool operation, perfect for notebooks.</li>
<li>Exclusive WhisperDrive combines state-of-the-art seeking algorithms to yield one of the quietest 2.5-inch hard drives on the market.</li>
<li>These algorithms also optimize the way a drive seeks for data, which significantly improves power consumption.</li>
<li>WD's ShockGuard technology protects the drive mechanics and platter surfaces from shocks.</li>
<li>640 GB capacity holds up to 128,000 digital photos, 160,000 MP3 files, and up to 77 hours of HD video.</li>
<li>3 year limited warranty</li>
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