You can buy memory cards that can be compatible with older models , but make sure what your buying is right , and that your model will take that certain memory card before you make your purchase.
Yes.
Yes, you can use a GameCube memory card with the Wii. GameCube games are backwards compatible with the Wii, and there are 2 slots for GameCube memory cards.
No, it uses a special PSVita Memory Card, it is not compatible with generic Micro HD memory cards.
No, Kodak cameras take sd cards, sony cameras take proprietary memory sticks. They are not compatible.
No, the PSVita uses its own proprietary memory cards, and is not compatible with anything else.
There are Wi-Fi memory cards for sale that are compatible with the Nikon Coolpix L 22. These memory cards can be purchased preformatted to ensure compatibility.
Any Karaoke DVD player with a USB input will be compatible with flash memory cards, but you do need a card reader.
The brand name, that is all.
Sandisk memory cards are functionally equivalent to all other similiar memory cards, it just is branded.
You will need a memory card inside it to store any data - the PSP's internal memory is only for its own firmware and internal settings. Note that 'SD cards' are not compatible with PSPs, you need 'Memory Stick' brand memory cards, which are a slightly different size.
Memory cards that are the least expensive first of all are no name brand with the least amount of memory on the card. No name brand cards cost ten to twenty less for the same amount of memory.