This seems perfect for entertainment on long-distance flights - where you are confined to a small space and not expected to be social
But it was only 2 hours battery life?
But it was only 2 hours battery life?
Or if you can swap out the battery pack.
I'm more concerned with the sound design for flights. Those speakers aren't in your ears, they're probably audible to people beside you. (though if you're doing something without sound that's fine).