A:AnswerYou have to download the manual from the website, follow instructions. Cords are very specific; you cannot use any cord universally. I had the same problem; the cords are marked for specific device.
A:AnswerI believe you're asking about hearing yourself on the headset as you speak? If so, then yes. I can hear myself while I speak into the mic. Makes it easier to control your voice volume in the middle of the night.
A:AnswerI use these headsets for work and I do a lot of online training. The headsets have not caused any heat build-up that I have recognized. I use them for several hours at a time, and they remain comfortable.
A:AnswerWithout a doubt! the 3.5MM jack goes into the controller simply like the PS4 but the biggest and nicest difference is the quality due to the PS5's 3D tempest audio some games are life changing than others! Particularly Demon's Souls is the best, and The Last of Us 2 through backwards compatibility is right behind it