1. You should install ezTour in your Window system computer.
  2. Use a gps data logger such as GPSport 245, M-241, M-1000C or M-1200E which have USB to connect to your computer.
  3. Select “read the device log” icon at ezTour left-up side. At that time ezTour will ask you that you need enter key.
  4. You can select the track that you want to import to ezTour.
  5. Finally, If your computer are at internet, you can see your track which it is showed on Google-Maps.

Hint: Now, the Google-Maps Support ist outdated in ezTour. Holux did not renew the licence. You may see an error over the displayed map.

Source: holux.com, translation reworked, hint added