Adtran T3SU 300 AC with Modem 1202217L2 Modules The Adtran Atlas 550 4200305L1

The Adtran Atlas 550 4200305L1 contains two separate T1 / PRI interfaces in the Adtran chassis

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The Bizfon 680 can grow as your company does

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The Adtran 1200185L1 is a four T1 / ISDN PRI port for the Adtran Atlas 800 series gateway

Adtran T3SU 300 AC with Modem 1202217L2 Modules The Adtran Atlas 550 4200305L1Adtran T3SU 300 AC with Modem 1202217L2 Description: The Adtran T3SU 300 is a high bandwidth CSU DSU that supports an unchannelized T3. The T3SU 300 features a built in HSSI interface and support for three optional modules. The modules can only be used in point to point applications. The modules can support HSSI, V. 35, Ethernet bridge, or Quad DSX 1 modules. The intergrated HSSI interface can support up to a full T3 bandwidth (44. 2 Mbps) through 75