What’s an Eyefi?

Its the memory card does the work for you!
The Eye-Fi card is the 1st wireless memory card. It looks, stores media, and fits into cameras just like a regular SDHC card. On top of that, the Eye-Fi card has built-in Wi-Fi that effortlessly transfers photos and videos to your iPhone, iPad, Android device or computer.

Heres more info: http://www.eye.fi/products/connectx2<a