A:AnswerIt depend on your computer or device that you are using.
However som camera have a simple USB that you can run from your camera into your computer.
If you only have a mini USB on your computer get a converter cord.
Or a separate deck ( like a Sony deck )!that copies a variety of media’s and copies them to a DVD and or a USB drive.
A:AnswerUnless if you have a type c USB connection if you do not then it cannot connect but if you have a USB type-c connection then it can definitely connect with that device.
A:AnswerYes it can read two cards at the same time the downside is a really heats up and really gets warm the adapter the more it's being used the warmer it gets but it does work with two memory cards connected.