Lenovo ThinkStation P520c Desktop Xeon W 2123 3.6GHz 16GB No HDD Win10 COA
Model: ThinkStation P520c. RAM: 16GB DDR4 2666MHz RDIMM. The COA (Certificate of Authenticity) sticker is located on the unit and has the Product Key needed to be able to load that OS on your unit. If a PC (laptop and/or Desktop) reads.