Product Details:
This USB 2.0 cable connects your iPod, iPhone, or iPad — directly or through a Dock — to your computer's USB port for efficient syncing and charging or to the Apple USB Power Adapter for convenient charging from a wall outlet.

Compatibility:

iPhone models

iPhone 4S

iPhone 4

iPhone 3GS

iPhone 3G
iPad models

iPad (1st generation)

iPad (2nd generation)

iPad (3rd generation)
iPod models

iPod 5th Generation (video)

iPod Classic 80GB/160GB (2007)
iPod Classic 120GB (2008)
iPod Classic 160GB (2009)
iPod Nano 1st Gen
iPod Nano 2nd Gen
iPod Nano 3rd Gen (video)
iPod Nano 4th Gen (video)
iPod Nano 5th Gen (video camera)
iPod Nano 6th Gen
iPod Touch 1st Gen
iPod Touch 2nd Gen
iPod Touch 3rd Gen
iPod Touch 4th Gen