The Playstation 4 beta of Call of Duty: Modern Warfare has been opened since early on. We offer you some videos of the two modes available. Inside, all the information on the different dates for the other systems.
Beta Crossplay - Weekend 2:
September 19 - 20 (Early Access, PC and Xbox One, Open Beta, PlayStation 4)
September 21 - 23 (Open Beta, PlayStation 4, PC, Xbox One)