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Part number 4210916L1 is part of the first generation Total Access 900 series gateways
RJ-45 and Twisted-Pair
Supports UBR
Adjustable LCD contrast
The card includes an internal hard drive for storing messages
Nortel Meridian Ringing Generator AC Card (NT8D21AA) Other Networking Equipment Part number 4210916L1 is partNortel Meridian Ringing Generator Description The Nortel NT8D21AA is an AC module designed for the Nortel Meridian phone systems and is used to alert users of incoming calls. The Nortel NT8D21AA ringing generator is an easy install and used in a high number of installations. Nortel NT8D21AA Features: Ring Generator Incoming Call Alerts Compatibility: Nortel Meridian Systems Includes: Nortel Meridian Ringing Generator AC Card NT8D21AA
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