H list: Thank for the individual who assisted me in understanding how to charge my gps receiver. It isan ibt-gps bluetooth device. Upon recharging my gps unit fully, I neded to reconnect my gps receiver with my note taker andhave successfully done this via using technical support from my manufacturer freedom scientific whose note taker is the pacmate omni and gps program is via sendero with freedom scientific known as gps program streettalk vip. I nust commend Freedom Scientific for such superb technical support and this is why I studck to this company. Lastly, regarding the maps for the pc does one have the ability to try a demo version prior to considering this product? for the pc. Let me know. Congraturltions for an outstanding update of your gps products and thanks everyone for your assistance. I've found husing my gps so liberating in locating a particular point of interest and using the gps while in a vehicle and especially when walking in my neighborhood. Sara Rooz pwnerof p[acmate omni gps program streettalk vip from freedom scientific Certified teacher of the blind and visually impaired in new york