Adtran Atlas 800 Series Octal FXS Module 1200338L1 Modules " The 4200893E1 includes the

" The 4200893E1 includes the enhanced feature pack

With a large six line display

Offers Alarms for Critical Failures

The Adtran 1186002L3 is a multiplexer M13 module for the Adtran MX2820

the Inter-Tel 8520 is a highly customizable phone that can be programmed however you desire

Adtran Atlas 800 Series Octal FXS Module 1200338L1 Modules " The 4200893E1 includes theAdtran Atlas 800 Series Octal FXS Module 1200338L1 Description: The Adtran 1200338L1 is a module for Atlas 800 series devices that adds support for eight FXS interfaces to an Atlas 800. The Octal FXS adds eight 2 wire analog FXS interfaces (RJ 45) to the system. The FXS ports support loop start, ground start, PLAR, and wink delay (for DNIS applications). Caller ID is supported with FSK, PRI 5ESS, and NI 2 ISDN. The Adtran 1200338L1 features a built in