Adtran Atlas 550 Quad T1/PRI Module 1200755L2 Handsets and a single T1 module

and a single T1 module is included with the chassis

The ShoreTel 530 phone can be powered by either a 802

We recommend users switch to the 3Com 3102B (3C10402B) if they have a newer version of software

You can be informed instantly of your printer's status and respond quickly - no matter where you are in the world

Supports loop start

Adtran Atlas 550 Quad T1/PRI Module 1200755L2 Handsets and a single T1 moduleAdtran Atlas 550 Quad T1 PRI Module 1200755L2 Description: The Adtran 1200755L2 provides four T1 or PRI interfaces to an Adtran Atlas 550. Each port can be configured to work as a T1 or PRI. The 1200755L2 offers support for Drop Insert and 1 0 digital access cross connect systems (DACS) applications. The quad T1 PRI module supports PRI switching and frame relay emulation. Adtran 1200755L2 Features: Can be used in any user interface module slot