Its manner of articulation is affricate, which means it is produced by first stopping the airflow entirely, then allowing air flow through a constricted channel at the place of articulation, causing turbulence.
^Boas, Franz, and Pliny Earle Goddard (1924) "Ts'ets'aut, an Athapascan Language from Portland Canal, British Columbia." International Journal of American Linguistics, vol. 3, no. 1, pp. 1–35.