Polycom 2200-35004-001 SoundStructure TEL2 Dual-Line PSTN Interface

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"Polycom SoundStructure TEL2 Dual-Line PSTN Interface Brand New Includes One Year Warranty, Item # 2200-35004-001 The Polycom SoundStructure TEL2 Dual-Line PSTN Interface supports connections to two independent PSTN lines for conferencing two remote participants simultaneously. SoundStructure TEL2 Dual-Line PSTN Interface Features: Expansion Module, Wired Connectivity, Form Factor: Plug-In Module, Frequency Response: 250 to 3300 Hz, Input Gain: -100 to 20 dB, Output Gain: -100 to 20 dB, Nominal Transmit Level: 0 dBu, Nominal Receive Level: -15 to -17 dBm, Off Hook Loop Current: 10 mA to 120 mA, Operating Temperature: 32 to 104&deg F, Storage Temperature: -40 to 160&deg F, Compatible with SoundStructure C & SR Series"

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