Apple Dock Connector to USB Cable Features：

Compatible with Apple iPhone, iPod and iPad
Including iPhone, iPhone 3G, 3GS and 4, 1st-, 2nd-, 3rd- and 4th-generation iPod touch, iPod classic, 1st-, 2nd-, 3rd-, 4th-, 5th- and 6th-generation iPod nano and iPad.

Versatile charge and sync options
Connect your iPhone, iPod or iPad to your computer's USB port directly or through a dock (not included). Can also be connected to an Apple USB power adapter (not included) for charging from a wall outlet.
USB 2.0 interface
For high-speed data transfer.