5.5 inches, 1440 x 2560 pixels
Corning Gorilla Glass 5
Android OS, v7.0 (Nougat)
Qualcomm MSM8994 Snapdragon 810
Octa-core (4x1.5 GHz Cortex-A53 and 4x2.0 GHz Cortex-A57)
IP57 certified - dust and water resistant
Water resistant up to 1 meter and 30 minutes
microSD, up to 256 GB (dedicated slot)
2.0, Type-C 1.0 reversible connector
Band 28
Full Spec. https://www.gsmarena.com/htc_10_evo-8404.php
Snapdragon 810… probably best to avoid this phone considering that it's a 3 year old SoC and is also well known for over-heating and poor battery efficiency.