: Usually simple USB 2.0 to SD/microSD dongles or "all-in-one" style adapters that support multiple card formats.
Reviewers from communities like r/softwaregore and r/3dspiracy suggest exercising caution with ultra-cheap readers from dollar stores: dollar-general-sd-card-reader
Dollar General primarily stocks generic or budget brands for peripheral electronics. You are most likely to find "store-brand" or low-cost third-party readers: : Vivitar, Bytech, or Electronic Necessities. : Usually simple USB 2