OnePlus has partnered with Hungama to offer unlimited music downloads and movie streaming services from Hungama worth Rs. 3,599 free for 90 days (from the day you subscribe to the offer). You need to fill up this form with your details, you will get coupon codes along with procedure to avail it. “PROMO code can be used only once by a user and should be used before December 31, 2016,” said OnePlus.