NGFF M.2 A Key V8.5 PCI-E EXP GDC External Video Card Laptop Docking Station RA. 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.
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