FS2004/FSX Model COTAIR BENIN. FS2004/FSX EditVoicepack callsign file for COTAIR - Cote Atlantique Regional, COB/--, Benin. Contains the French and English versions of the callsign. See the Readme.txt file for installation instructions. This is a collection of all previously released files since Release Package 11. By Bruce Nicholson & Alpha India Group.