Here is the Demon Hunter Patch 10.1 Tier Set along with a preview of the set bonuses.
Tier Set Bonuses
The set is comprised of 5 pieces of loot and provides you with bonuses when equipping 2 and 4 pieces of the set.
Havoc
Demon Hunter Havoc 10.1 Class Set 2pc – Every 175 Fury you spend, gain Seething Fury, increasing your Agility by 8% for 6 sec.
Demon Hunter Havoc 10.1 Class Set 4pc – Each time you gain Seething Fury, gain 15 Fury and the damage of your next Eye Beam is increased by 15%, stacking 5 times.
Vengeance
Demon Hunter Vengeance 10.1 Class Set 2pc – Soul Fragments heal for 10% more and generating a Soul Fragment increases your Fire damage by 2% for 6 sec. Multiple applications may overlap.
Demon Hunter Vengeance 10.1 Class Set 4pc – Shear and Fracture deal Fire damage, and after consuming 20 Soul Fragments, your next cast of Shear or Fracture will apply Fiery Brand for 6 sec to its target.
Kinslayer’s Burdens Appearances
Raid Finder
Normal
Heroic
Mythic