Urbeats 2015 wire colour

[Amlesh777]

i'm about to repair my urbeats. I found 4 wires inside, red, blue, green and gold. Can someone tell me the purpose of each wire?

 

[Amlesh777]

MERGED QUESTION
Question from Amlesh777 : "5 wire audio headphone cable"

My headphone has 5 wires in it, red, blue, green, gold and finally red and gold twisted together. Can someone tell me which one is the ground, left, right and mic ?