First of all looking for large touring bindings, the ones that are made for 5050 resort/backcountry. I'm talking Salomon Guardians, Marker Dukes, etc. Looking for these bindings in large, the higher the din the better but would settle with a max of 13.
Also down for these bindings already mounted on a longish mid fat ski, i have the following specs in mind:
Total budget of $600 w/ skis.