"Used" Flir Zeus Pro 640 2-16x50(30Hz) TAU-2 Has the 1080 software with all the features for reticals and signature enhancement.
If you understand Thermal, you know this is a killer.
If you are getting into coyote or hog  hunting,  this will get you killing out to 300-350yds. Depending on the cartridge you choose and your ability to apply the retical options you have for hold over from zero range.