NEW Mitel 5425 Line Interface Module 50004197

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New open box.Module only. Provides a separate connection to an analog line, such as those with an included DSL service. Voice communication automatically and transparently defaults to a PSTN. PSTN analog line defaults if IP service is disrupted, allowing users to continue to make and receive calls. Enables remote users to have localized calling and emergency service. 5220 Dual Mode 5224 and 5235 IP Phones 5330 and 5340 IP Phones Show more