Gomadic USB Charging Data Coiled Cable designed for the Sigma Sport Sigma Rox 10.0 Will charge and data sync with one unique TipExchange enabled cable Included TipExchange technology enables cable to be easily upgraded by simply switching the physical connector plug. Specific connection for the Sigma Sport Sigma Rox 10.0 is included, with additional connectors for thousands of other devices available separately. Specification: Cable length: (12 to 30 inches), Outer Shell Material: (Coiled PU), Internal Leads: 24AWG, TipExchange Connector Design (Sigma Sport Sigma Rox 10.0 Specific) No additional AC power required. Uses power from the USB port of the computer to charge the Sigma Sport Sigma Rox 10.0 Coiled design is the ideal compromise between durability and compactness. Quality 24AWG lead data lines maximize both charging and data speeds. Supports USB 1.1, 2.0 and 3.0 transfer standards