This plugin receives data from an application called "Facemotion3d," which captures motion on iPhone/iPad.

The official website of Facemotion3d is as follows:https://www.facemotion3d.net/

The iOS application for Facemotion3d can be downloaded from the following location:https://apps.apple.com/tt/app/facemotion3d/id1507538005

The Facemotion3d iOS app sends over 52 expression morph data points.It also transmits bone rotation and bone movement.