Avaya IP500 Analog Extension Phone 8 Module (700417231) Multiplexers The Adtran 1200185L2 is compatible

The Adtran 1200185L2 is compatible with Adtran Atlas 800 gateways

Backlit Display

The DM-TX-201-S supports control of the AV signal remotely through Ethernet or CresFiber 8G Fiber Optic Cable

Inter-Tel Axxess 520

The Avaya 700471121 also has a multi-lined LCD display and a backlit dialpad

Avaya IP500 Analog Extension Phone 8 Module (700417231) Multiplexers The Adtran 1200185L2 is compatibleAvaya IP500 Analog Extension Phone 8 Module Description: Avaya IP500 Analog Extension Phone 8 Module (700417231) is used to add analog phone extension ports to an IP500 and IP500v2 control unit. The Extension Phone 8 Module provides 8 analog extension ports. Avaya 700417231 Features: (12) RJ45 ports The first 8 ports are analog extension ports for the connection of analog telephones. The card can be fitted a trunk daughter card that uses ports 9 to 12