Polycom SoundStructure Telephony Options

Polycom® SoundStructure™ Telephony Options

For added flexibility and investment protection in both PSTN and IP telephony environments, Polycom offers three configurable telephony plug-in accessory card options for use with any of the SoundStructure C-Series solutions.


SoundStructure TEL1 – Telco interface that supports connection to a single PSTN line


SoundStructure TEL2 – Telco interface that supports connection for up to two PSTN lines


SoundStructure VoIP Interface – IP-based telephony interface for SoundStructure C-Series that interoperates with leading SIP-based IP PBX and Softswitch platforms