Extreme Honker Goose Call by GK Calls. The new Xtreme Honker was designed and manufactured from the ground up by GK for Dakota Decoys. The XH-1 incorporates a smaller internal barrel bore which distributes direct air to the reed set and its own new gut system delivers unparalleled realism of tonal range which can only be described as XTREME. The XH-1 is backed up by GK World Championship Calls no hassel life time warranty.