<http://schema.org/description>
"1TB, 8.89 cm (3.5 \") , SATA III, 5400rpm, Cache 64MB"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.beat-it.nl/western-digital-1tb-blue-64mb-3-5in-sata-6gb-s-5400rpm>