GOLSTENT TOUCH PAD V15
From Halopedia, the Halo wiki
The GOLSTENT TOUCH PAD V15 is an touchpad used to enter symbols.
The GOLSTENT TOUCH PAD V15 is a fifteen character with space bar touch pad that uses symbols based around 9x9 squares.
The touch pad saw use on Doctor Catherine Halsey's computer.
This touch pad was used on the Dr. Catherine Halsey's Computer website that was used to release videos tied to Halo: The Television Series, Halo: The Television Series Season One.