Sony PCS-6000 Operating Instructions Manual page 10

Features
Various types of optional interface boards
Advanced functions during a meeting
Equips with the RGB connector
Automatic tracking function
Echo canceler
Dual-monitor system
10
Chapter 1 Preparation
Up to three boards can be installed at the same time from the following
interface boards:
You can hold a meeting with various types of interfaces: BRI interface up
to 24B channels using the PCS-I600 BRI Boards, PRI interface using the
PCS-I601 PRI Board, V.35 interface using the PCS-I602 V.35 Board, RS-
449 interface using the PCS-I603 RS-449 Board.
You can share the following files as still pictures with a remote site:
PowerPoint, Word, Excel, and Acrobat Reader. Therefore, advanced
meetings can be held using documents, tables, or graphics.
You can hold a meeting using an RGB monitor with the XGA resolution.
In addition to pan/tilt action, the automatic target tracking feature allows
you to track a subject having the memorized color and brightness
automatically.
A built-in echo canceler decreases sound echo from walls in the meeting
room, allowing for clear sound reproduction.
Two monitors can be used with the system, one is for moving picture and
the other is for still image.