1944 German Feldpost Unit Help Please

[Happy Hesian]

Hi Everybody,
Could some one Please ID the unit this Card comes from. I have 4 Cards that are from the same person going to the same address. Any Help is appreciated and Thank You in Advance For Your Help.
Lorrie

[Gerdan]

2) Ergänzungs Gruppe für F.K.B. (Fallschrim Kampf-Beobachter) / F.B.K. : (Flughafen-Betriebs-Kompanie or Kommando), Sonderkommando II - Freibutrg im Breisgau.

This was a Luftwaffe unit.

Gerdan

[Happy Hesian]

Hi Gerdan,
Thank you so much for the Help it is appreciated. Hopefully soon I will be able to do them my self.
Thanks Again,
Lorrie