iphone 3G S device Cables are multifunctional and can do many things. They can connect one phone to another. They can also charge your phone if one end is a USB port, iPhone 3GS device can be plugged into your computer. This will also enable you to connect your iphone 3G S device to your computer enabling syncing and other related features for data transfer. Some USB cables have a dock connector on one end and a USB termination on the other. Still other types of cables will connect your iPhone 3GS device to an audio or video device or a combination of the two. These can be connected via dock connector or headphone jack.
