Although available pictures or the video, spotted and linked at the @evleaks Twitter account, do not reveal any details regarding the actual specifications, they do show the 6-inch 2880x1440 screen with pretty thin bezels, as well as an ability to hit 809.58Mbps download speed, mostly thanks to Qualcomm's latest X20 LTE modem that is a part of the Snapdragon 845 SoC.
The rest of the previously rumored specifications include the aforementioned Snapdragon 845 SoC paired up with 6GB of RAM, a dual-camera setup, rear-mounted fingerprint sensor, IP68 resistance, as well as HTC's squeezable Edge Sense.
As noted earlier, HTC will mostly like unveil the new U12 at a separate even after the Mobile World Congress 2018, which kicks off on February 26th in Barcelona, Spain.