OEM Micro USB Charger Sync Cord Cable Fabric Braided Woven for iphone 4/4S Green It is a USB 2.0 cable that has very fast data transfer speeds of up to 480 Mbps. It is also backwards compatible with the older USB 1.1 so if you have an old computer there is no need to worry. 3 Feet In Length Wrapped in Fabric to prevent from breaking or tearing Jacketed at connector points to prevent from breaking or tearing