Talking about the features of Nokia N79 - it automatically changes from portrait to landscape with orientation sensor. It can be easily navigated using the NaviWheel.
For photos you can use geotagging of captured pictures, and view them on a map. You can organize photos by albums and tags, as well as synchronize with PC. You are capable of uploading and sharing pictures and videos directly to Ovi and the web.
For music you can enjoy great audio through standard 3.5 mm jack headphones, built-in 3D stereo speakers or Bluetooth technology. Digital music player with support for play list editing, equalizer and categorized access to your music collection.
Synchronize and manage music with Nokia Music client.
Integrated FM transmitter and FM receiver.
Search, browse and purchase songs online in Nokia Music Store.
This phone is built-in GPS with A-GPS support and integrated three month navigation license
Multimedia city guides and navigation services available for purchase.
Drive(voice guided car navigation) or Walk(pedestrian guidance for walking routes) modes.
For video you will get full-screen video playback to view downloaded, streamed or recorded video clips.
You can easily access internet video feeds through Nokia Video Center.
Transfer videos from compatible PC, using Hi-Speed USB 2.0.