Polycom C16 - Manual (Page 172)

Design Guide for the Polycom SoundStructure C16, C12, C8, and SR12
6 - 24
The digital tabletop microphone arrays are connected via Walta terminated
cables and then the last cable is terminated into the SoundStructure via the
Walta to RJ45 interface cable.
The digital ceiling microphone arrays are connected via RJ45 terminated
cables and may be connected directly to the rear-panel of the SoundStructure.
The maximum length of all the conference link cables should not exceed 175 ft
and no single run of cable should exceed 100 ft.
The maximum length of all conference link cables should not exceed 175 ft and no
single run of should exceed 100 ft.