A teaser for tomorrow's OnePlus 3T launch is showing the reflection of the letter T in a mirror. While the Snapdragon 821 processor is confirmed for the better version of the OnePlus 3, some say, the refreshed model will contain more than just a faster processor.
http://www.notebookcheck.net/OnePlus-3T-New-teaser-showing-a-T-model-for-tomorrow-s-launch.183950.0.html