A:AnswerIt holds up to 12 hrs of charge but if you use it for minor things it could last a day or two. At least for me. And yes you can use it while it's plugged in as well.
A:AnswerWhen you go through setup, yes. I have a 4 digit pin.
But somehow when I first logged onto my frequent websites and accounts that need passwords, I first logged in using the fingerprint scan and I dont remember doing that. The result is that now I cant get into those websites because the scan just doesn't pick up. I have to sit down and figure that out now.
A:AnswerYes, it comes with a regular headphone jack on the same edge as the power button. That is, if you're holding it in portrait orientation with the home button on the bottom, the headphone jack is in the upper-left of the screen.