Gomadic USB Charging Data Coiled Cable designed for the Compaq iPAQ 3800 Series 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 Compaq iPAQ 3800 Series is included, with additional connectors for thousands of other devices available separately. No additional AC power required. Uses power from the USB port of the computer to charge the Compaq iPAQ 3800 Series Specification: Cable length: (12 to 30 inches), Outer Shell Material: (Coiled PU), Internal Leads: 24AWG, TipExchange Connector Design (Compaq iPAQ 3800 Series Specific) Well-made, coiled construction custom built for dual sync and charge services of the Compaq iPAQ 3800 Series. Works from the standard USB data port of any PC. Combines two critical functions (e.g. data sync and charging) into one single accessory cable. Saves space, clutter and money.