Yes, they sell them only for cameras. So I thought that there might be some issues with devices that are not supported.
Well, they are quite cheap (8GB) and maybe I just get one and try it. If it doesn't work I'll just put in my camera.
The idea was to try transferring raw interview material (mpeg2) through DropBox App or similar for radio broadcasting purposes. If anyone can already tell that it will not work, please share your knowledge. :-)
Yes, I could just record with iPhone and some external mic. (No way!)