Why don't my headphones work in my phone?

[AC Question]

why dont my headphones work in my phone

my htc m7 wont play music on my new headphones i bought today (sol republics v8's)??

 

[B. Diddy]

Re: why dont my headphones work in my phone

Welcome to Android Central! Do the headphones work in other devices? Do other headphones work in the M7?