Review HP ProBook 6550b Notebook - NotebookCheck.net Reviews
HP ProBook 6550b i3-M350 @2.27GHz 8GB RAM No HDD/OS Read! | eBay
HP ProBook 6550B Intel Core i7-620M 2.67GHZ 4GB RAM NO HD NO CADDIE -- | eBay
HP Probook 4430s i7 14" Windows 10 Laptop - DISCOUNT ELECTRONICS
HP HP ProBook 6550b Intel Core i5 M460 CPU @ 2.53GHz, 4GB RAM, 320GB HDD with Microsoft Windows 10 Professional and Microsoft Office 2010 Home & Business.
HP ProBook 6550b WD703EA - Notebookcheck.net External Reviews