Internal card reader

$($USB $3\mathrm{.}0)$

Internal card reader $($USB $2\mathrm{.}0)$

External card reader $($USB $2\mathrm{.}0)$

Memory card adapters

External card reader $($USB $3\mathrm{.}0)$

Can support card$-$to$-$card transfer

Easy to install without opening case

Only works with certain desktop cases

Might come free with the memory card

Won't get lost easily

Works with many different kinds of cards