User blog comment:Luctor Et Emergo/Revolutionising Technology at Hogwarts!/@comment-5064020-20151130224537/@comment-24344137-20151130224844

I think that's actually a good point. No wifi or cell service at Hogwarts, or even in Hogsmeade.

But old like, first gen ipods would probably still work. Just not your iphone, or itouches or things like that. :P