Oneplus 3T Offer, Amazon Oneplus 3T Buy Online: Hello friends, are you looking for offers on OnePlus 3t mobile phone? If yes, then you are at right place. In this post I will tell, how you can buy this smartphone today from Amazon.in at discount of upto 15%. To make this offer work we will take help of another offer that is already available on Amazon i.e. Shop for Rs. 100 or more using Amazon Pay balance & get 10% cashback (up to Rs. 300), Prime customers get 15% cashback (up to Rs. 450). Validity: 15th Jan, 2017.