Glaz's special gadget is his thermal flip scope on his riffle. This allows him to see defenders through smoke. You can toggle the scope any time and as much as you want during the round.
Fuze's gadget is the cluster charge. One cluster charge deploys five grenades, and the cluster charges can only be played on soft walls, soft hatches, and in some areas, on the floor. Fuze has three cluster charges.
Kapkan's gadget is the EDD, Entry Denial Device. The EDD can be placed on doorways and windows. When attackers walk through one, they take 40 damage. Kapkan has five EDDs.
Tachanka's gadget is a turret that he places down on the gound, and it has a shield to protect his head. You can place the turret anytime and almost every where. He has one turret.