Nortel Norstar Digital Trunk Interface (NT7B74AAAA)
$178.99
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Nortel Norstar NT7B74AAAA Description: The Nortel Norstar Digital Trunk Interface (NT7B74AAAA) was designed for the Nortel Norstar MICS systems. This Nortel module provides 24 digital T1 or ISDN-PRI channels and a built-in CSU, also known as a channel service unit. NT7B74AAAA Features: 24 Digital T1 / ISDN-PRI Channels Built-in Channel Service Unit (CSU) Includes: Nortel Norstar Digital Trunk Interface (NT7B74AAAA)
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