Avaya DS30AThe Avaya DS30A expansion module provides the IP Office 500 V2 phone system with additional digital phone connections. Connect up to 30 more digital phones to your system via the dual RJ21 connectors on this expansion module. Includes LED indicators and other features.Avaya IP Office 500 V2 Expansion Module Technical Specifications:Form Factor: external
Digital Phones Supported: up to 30
Front Connections: 2x RJ21
Rear Connections: DTE, RJ45 expansion
Control Unit Supported: IP Office 500 V..
Avaya ERS 4000 AC Power SupplyUse the Avaya AC power supply, model: AL1905E08-E5, as a redundant or replacement power supply for the Avaya 4000 series Ethernet routing switches. Includes North American power cord.Compatible with the Avaya ERS 4626GTS, 4850GTS and VSP 4850GTS switches; and the Avaya WL8180 and WL8180-16L wireless controllers...