Apple 30-pin connector to USB Type A .
Certified by Apple (MFi), meets/exceeds Apple's performance standards.
2-in-1 function: charging and transferring data at the same time.
4.0 feet (1.2 meters) durable completely meet your needs, light-weight and not easily coiled.
Compatible with iPhone 3G/3GS/4/4S, iPad 1/2/3, iPod nano 5th/6th generations and iPod Touch 3rd/4th generations.