Adtran Atlas 550 Quad FXS Module 1200328L1 Phones The 1204288L2 is a redundant

The 1204288L2 is a redundant controller card that can fit in either slot 1 or 2 of the multiplexer

the phone system integrates advanced IP phones into your business along with powerful deployment and remote management software

With such powerful performance and steel construction it is the ideal choice for high-volume mission-critical applications with 24-hour duty cycles

Headset Jack

Fits in a 19" rack

Adtran Atlas 550 Quad FXS Module 1200328L1 Phones The 1204288L2 is a redundantAdtran Atlas 550 Quad FXS Module 1200328L1 Description: The Adtran 550 Quad FXS module provides four 2 wire analog interaces (RJ 45 connectors). These FXS ports can support loop start, ground start, PLAR, and wink delay (for DNIS support). A ring generator is built into the Adtran 1200328L1 for allowing callers to be notified of an incoming call. The Adtran 1200328L1 is compatible with Adtran 550 IADs. Adtran 1200328L1 Features: Provides four 2 wire