Kenwood KCA-IP302 iPod/iPhone lead is compatible with the DNX9280BT and previous models. For further info on what previous models please see the link below.
 

Kenwood KCA-IP302 Key Features:

• Connects with Kenwood Head Units with iPod USB Direct Control Function
• Displays and Select Video files from Video Menu
  
• Displays and Select music files from Music Menu (Playlist, Artist, Album, Genre)
• Works with iPod & iPhone
• 3-wire cable (USB for direct control, mini-jack for video, mini-jack for audio)
• Suports 1A current supply
• Total cable lenght: 1,8m, USB part 0,8m

*Data information dependent on the display capability of Head Unit

Visit http://www.kenwood.com/cs/ce/ for further information