Adtran Atlas 550 T1/PRI Network Interface Module 1200307L2 Condition:Refurbished The 50002817 is the single

The 50002817 is the single mode version of the Mitel IP 5215

The Adtran 1200221L2 supports fax detection to prevent fax messages from being compressed with G

the 6520-SD is a flex phone for users

New Curly Cord

Adtran Atlas 550 T1/PRI Network Interface Module 1200307L2 Condition:Refurbished The 50002817 is the singleAdtran Atlas 550 T1 PRI Module 1200307L2 Description: The Adtran Atlas 550 T1 PRI network module provides the Atlas 550 with a single T1, PRI, or DSX 1 interface to your integrated Access Device. The 1200307L2 plugs into the network interface module slot. Adtran 1200307L2 Features: Provides Channelized 23D+1B Connection Provides a single T1, PRI, or DSX 1 interface. Can only be used in the network interface module slot.