Griffin GC17059 USB to Dock Connector Cable for iPod & iPhone 3' (.9 m) USB to Apple Dock Connector. Standard Type A USB connector plugs into your Mac or PC, as well as a growing number of power products that charge via USB. Dock Connector links 4th generation or later iPod or iPhone to your PC or Mac to keep your tunes, pictures and videos updated. USB connects with your Mac or PC as well as a growing number of power products for iPod that use USB to charge The Dock Connector links your 4th generation or later iPod to your PC or Mac Carry an extra in your bag or backpack to charge and sync on the go