• Provides four analog voice interfaces per module (up to 24 ports)
• Supports Loop Start (LS), Ground Start (GS), Foreign Exchange Subscriber/Dial Pulse Originate (DPO), Private Line Automatic Ringdown (PLAR), and Ground Start/Loop Start to Ear and Mouth (E&M) conversions (tandem) Modes
• Supports V.90 modems and fax machines
• Unbalanced ringer interfaces
• Output ring voltage 97 to 115 V_rms, 5 REN per port
• Hot swappable
• 32 mA nominal look current
• Installs in any slot one through six

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