Avaya Definity TN775C EPN Maintenance Board (Refurbished)

Avaya Definity TN775C EPN Maintenance Board (Refurbished)Key Features: Used in maintenance and monitors power failure signals in an EPN cabinet in R7si r or later Monitors clock, monitors and controls power supplies and battery charger, monitors air flow and high temperature sensors Provides 2 serial links to communicate with Expansion Interface (EI) circuit packs and provides an RS 232 interface for connection to an administration terminal Contains a 3 position switch to control emergency power transfer

Provides Stratum 4 enhanced clock accuracy

Part #: QRCU3A

Replacement Handset For Avaya Merlin Phones

On/Off control of external equipment: 5 contacts (withstand voltage 30V)

Part #: iES32-04-SVR

The Avaya Definity 7406 D06 BIS Phone has a built in 2-way speakerphone for conferencing and listen only use

432 ports and 648 ports

Integrated Network Termination Type 1 (NT1) funcionality

Programmable Keys

Prompts caller to leave a message or transfer to another extension when the called party does not answer

The Vodavi 48-button digital dss console can be used with any of the Triad S telephone Systems and well as any of the XTS phone systems

Call Recording