This is a Noodle Style USB 2.0 SYNC and Charge cable for iPhone 5. This cable is necessary for any for iPhone 5 owner. Due to the cable being a 2.0 USB cable it lets any for iPhone 5 user to transfer data up to 480 Mbps. It works very simply by plugging one end of the cable into the USB port of your PC or Mac computer and the other end into your for iPhone 5. Once plugged in it starts to charge and sync data with your device immediately. Due to the cable being Plug & Play it will also appear in your removable drive which is 'my computer if you are using a PC or Laptop and if you are using a Mac it will appear on your 'desktop. This way you are able to transfer files from and to you for iPhone 5.