The still wallpapers were made by Hampus Olsson and provided by XDA Developers while the live wallpapers were officially released by OnePlus for the OnePlus 6T smartphone. You can enjoy the stills on any smartphone but the live wallpapers will only work the OnePlus 6T.
OnePlus 6T is a high-end smartphone and successor to OnePlus 6 and also the first handset from OnePlus that comes with Screen Unlock feature which is also the highlight feature of the device. It is equipped with a Snapdragon 845 processor with 8GB of RAM.
Other specs include a 6.41-inch FHD+ AMOLED display, 256GB internal storage, 3700mAh battery, dual 16MP+ 20MP rear camera setup, and a single 16MP front-facing camera.
OnePlus 6T Sample Wallpapers
These are only samples of few wallpapers. The download link has got more wallpapers and in high quality.