How long will the battery last if I am listening to music ?

[iMore Question]

how long will the battery last if i am listening to music ?

i live in weston super mare and i am being driven to gatwick airport.... which i about 3 and a half hours ( if there is no traffic)

i have downloaded lots of songs for the journey and i was just wandering how long the battery will last (with headphones)??

 

[Bigeric23]

Re: how long will the battery last if i am listening to music ?

What device are you referring to?