User's Manual
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Preparing For Installation
This chapter introduces the Polycom® SoundStructure™ C16, C12, and C8 
audio conferencing devices, and the SoundStructure SR12, a sound 
reinforcement product which is compatible with the Polycom SoundStructure 
C16, C12, and C8.
This chapter contains the steps to follow before installing this new hardware 
and includes information on:
• Overview
• Installation Overview
• Tools Needed For Installation
• General Site Requirements
To install the Polycom SoundStructure hardware, refer to Installing The 
Hardware on page 2-3.
Overview
The Polycom SoundStructure C16, C12, and C8 audio conferencing devices are 
audio processing devices that have 16 inputs and 16 outputs (C16), 12 inputs 
and 12 outputs (C12), and 8 inputs and 8 outputs (C8).
The C16, C12, and C8 versions of this product line features acoustic echo 
cancellation (AEC), noise cancellation, automatic microphone mixing, matrix 
mixing, equalization, feedback elimination, dynamics processing, delay, and 
submix processing.
The SR12 does not include acoustic echo cancellation processing but does 
includes noise cancellation, automatic microphone mixing, matrix mixing, 
equalization, feedback elimination, dynamics processing, delay, and submix 
processing.
All the SoundStructure products provide 24-bit A-D/D-A subsystems, 48 kHz 
sampling, and a dynamic range exceeding 100 dB. Two different Public 
Switched Telephone Network (PSTN) interfaces, a single-line and dual-line, 
are available.










