you tap it and talk about the place that you want to go. Then the place is displayed on GearVR as a celestial sphere image by voice recognition. It use the image of the Google street view. It use the voice recognition of android.
In addition, you can talk with the player whom a coordinate is close in in voip in a plan for multiplayer and stop at the distance, and the volume changes. you see the avatar of the partner, too.
On the Movie,I tried to run Nexus5 and Dive SDK.