Has anyone had any luck rooting these devices? There is a video out that shows root on the UHD 4k device
https://www.youtube.com/watch?v=zvtv-mq94RM
but I can't get it to work on the 2k device...fastboot commands just hang after getting to bootloader
4K is apparently a ADT-3 rebrand. I’m not so sure with 2K but probably similar to many skyworth OEMed device.