Unique Gomadic Coiled USB Charge and Data Sync cable for the Samsung SGH-A777 &ndash; Charging and HotSync functions with one cable. Built with TipExchange Specification: Cable length: (12 to 30 inches), Outer Shell Material: (Coiled PU), Internal Leads: 24AWG, TipExchange Connector Design (Samsung SGH-A777 Specific) No additional AC power required. Uses power from the USB port of the computer to charge the Samsung SGH-A777 Included TipExchange technology enables cable to be easily upgraded by simply switching the physical connector plug. Specific connection for the Samsung SGH-A777 is included, with additional connectors for thousands of other devices available separately. Coiled design is the ideal compromise between durability and compactness. Quality 24AWG lead data lines maximize both charging and data speeds. Product is built to last and is covered by our Gomadic Lifetime Warranty.