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HP ProBook 6550b Review: An HP business notebook that's packed with features, performs well and is comfortable to use - Brand Centre - All Purpose - PC World Australia
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HP ProBook 6550b WD703EA - Notebookcheck.net External Reviews
HP 6550b overview - YouTube
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HP ProBook - Wikipedia
Specs HP ProBook 6550b i5-450M 39.6 cm (15.6") HD+ Intel® Core™ i5 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Notebooks (WD701EA)