A:AnswerOnly if your headphones have some type of transmitter that plug into the screen because this set of screens does not come with Bluetooth or any type of integrated programming for wireless accessories.
A:AnswerYes you can, i have tried with some movies i have on a memory stick and it was able to play the avi, not the other formats i have but the avi yes.
A:AnswerThe systems are connected with wires. They are easy to match up and connect. I store everything in the carrying bag that comes with the system so I will have everything I need for the next road trip.