Joining an Existing Group Mesh

One of the current users in an Existing Group Mesh can allow new
users (one or more) in Open Mesh to join the Existing Group Mesh.
         Existing
     Group Mesh     Open Mesh                     Existing Group Mesh

1. To enter Mesh Grouping to join the Existing Group Mesh, press
    and hold the Mesh Intercom Button for 5 seconds on the Bluetooth
    systems of one (You) of the current users in the Existing Group
    Mesh and the new users (D and F) in Open Mesh.

2. When Mesh Grouping is completed, the new users (D and F)
    will hear a voice prompt on their Bluetooth system as Open Mesh
    switches to Group Mesh.