Polycom VVX 1500 C Business Media Phone for Cisco Unified Communications Manager (SIP) - Manual (Page 114)

User Guide for the Polycom VVX 1500 C Business Media Phone for Cisco Unified Communications Manager (SIP)
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The following figure shows the near site in the PIP, and the far site, together
with call information, in the larger window in the center of the touch screen.
You can tap the PIP to swap the windows the sites display in. When the near
site displays in the window in the center of the touch screen, “Local camera”
displays next to it.
The following figure shows the near site in the window in the center of the
touch screen and the far site in the PIP.