A:Answer Thank you for a great question on our D40u-D1!
This TV does not support HDR10 or Dolby Vision HDR, but does support up to a 4K resolution with connected devices and over streaming apps such as Netflix and Amazon Instant Video.
If you have any questions or concerns, we encourage you to reach out to our Support team at 1-877-878-4946. Thanks again and have a great day! -Collin