V8.5 EXP GDC Laptop External Independent Video Card Dock Mini PCI-E NGFF M.2 A.
V8.5 PCI-E EXP GDC External Laptop Video Card Dock Notebook Dock Graphics Card Adapter NGFF M.2 A. To check the mini PCI-E and NGFF M.2 A key, you need to take apart the back of the notebook and you can see it.