How to separate the genuine DSTTi & Fake DSTTi?

There are kinds of flashcards in the market now, the most popular one is R4 DS serise.But compare with R4 cards, DSTT serise manufactured from ndstt.com have their own fans because it also famous for the stable performance and research and development from ndstt.com team.

But there are kinds of fake DSTTi cards in the market, they are very similar with genuine DSTTi with lower cost, but be aware that fake flashcard maybe demage your console with lower stable performance, they maybe stop working suddenly withno any warning.Their work life is much lower than genuine ones.

So What’s the difference between genuine DSTTi & Fake cards? So today let's show out the difference with below pictures:

The Genuine DSTTi with S/N No. printed in the back of the card. But Fakes one without the S/N No.