I don't know the exact model, and I bought it 5-10+ years ago, so I don't know the current models are, but I've been really happy with my Kobo. It's as easy as

I don't know the exact model, and I bought it 5-10+ years ago, so I don't know the current models are, but I've been really happy with my Kobo. It's as easy as drag-and-dropping files. But I do use Calibre to manage them.