Cyberlandusa 3 x USB Sync Data Charging Charger Cable Cord for iPhone 4 4S ipod 4G (6 feets) This item should only work with iOS 7.1.1 Supports USB 1.1 and 2.0 and maximum data transfer speeds? Data Transfer Cable for iPod with 30 pin Dock Connector Compatible with PC and Mac? Cord Length : 6 Feet?