Apple 30-pin connector to USB Type A cable. ^^ Convenient DesignSlim dock connector design that allow it to be used with devices without removing case. ^^ 2 in 1 functionThe 30-pin cable is made of pure copper core and TPE material, help to charge and transfer data at the same time. ^^ Wide CompatibilityApple 30-pin to USB Type A cable Compatible with iPhone 3G/3GS/4/4S, iPad 1/2/3, iPod nano 5th/6th generations and iPod Touch 3rd/4th generations. ^^ Durable & Reliable Cord 4.0 feet ( 1.2 meters) durable cable completely meet your needscan plug pull out more than 2000 times high charging efficiency, ultra data transmission, reduction, small power loss, improve the conversion rate of charging.