From the FFG website:
Star Wars®: Edge of the Empire™ Specialization Decks, available through Print on Demand, provide GMs and players with a fun and easy way to manage character and NPC talents at the gaming table. New and experienced players alike will appreciate these handy reference cards, and GMs will love being able to keep the action moving. You’ll have the text of your talents at your fingertips, leaving you free to focus on the challenges at hand, while art for each talent immerses you even further into the Star Wars universe.
The Mercenary Soldier is an adept of both ranged combat and military tactics, being a leader of warriors in combat and a deadly combatant himself. Among a group of adventurers, the Mercenary Soldier can be a true mental rock in critical situations, and the Mercenary Soldier Specialization Deck will keep you grounded in your games, allowing you to reference your talents quickly and easily, even in the heat of combat.
Each Specialization Deck contains:
2 cover cards (including a reference guide for each deck)
20 standard sized talent cards