Does the envoy warforged’s Ability Score Increase trait give you a +1 to Con and +1 to two other ability scores? Or just +1 to two ability scores?

Does the envoy warforged (from UA: Eberron Races) get a +1 to Con and +1 to two other ability scores (e.g. Dex and Wis)?

Or only +1 to two ability scores total (e.g. Dex and Wis, or Dex and Con)?