HP HP Express Card Smart Card Reader AJ451AA B&H Photo Video

So I'm shopping around and I land at a HP laptop An HP Elitebook 1040 G3 The seller on ebay doesn't even mention anything about the SC slot

How to Use Sim card in HP Laptop Elitebook 850 G6

hp cache status problem detected p212 in slot 5 ISO 7816 Class A and AB Smart Cards; T=0 and T=1 Protocols; Speed up to 344,105 bps Show More The Express Card Smart Card Reader by HP is a slot-mounted card

hp omen m 2 slot SC card slot, Sim card slot SIZE : x x in ; x 8