HP ProBook 640 G1 14” Core i5, 2.5GHz, 8GB RAM 256GB SSD Win10 Home (Refurbished) | StackSocial
Amazon.com: HP ProBook 640 G1 14in HD Anti-Glare Notebook Laptop, Intel Core I5-4200M Up to 3.1GHz, 8GB RAM, 500GB HDD, Windows 10 Professional (Renewed) : Electronics
HP Probook 640 G1 - Intel Core i7-4610M 4GB RAM NO HD , NO CADDIE,NO OS | eBay
HP ProBook 640 G1 Intel i5-4200M 2.50GHz 8GB RAM 128GB SSD Windows 10 Pro | Nexhi