The two principle publicized features of Whispernet are purchasing books and syncronizing bookmarks. In the case that you have a 3G model Kindle, you can browse the Kindle store and purchase a digital book anywhere you can get to the 3G signal, without expecting to discover a Wi-Fi network. You can likewise associate with Whispernet at any time to refresh your position in a book utilizing the bookmark feature. If you are the user of whispernet in Kindle and any kind of problem then you can contact to Kindle Fire Support Number 0800-098-8929 which is toll free.