Avaya IP Office 500 Control Unit PCS10 IPO IP500 700417207 w/ Module

Avaya IP Office 500 V1 Control Unit 700417207 w/ 2x DS8 ATM4 VCM32 Modules

Avaya IP Office 500 PCS 08 Control Unit Modular PBX System - 700417207

Avaya IP Office 500 System server

Avaya IP500 CONTROL UNIT PCS10 700417207 700431778 700417389 700504031

Avaya IP500 V2 700476005 IP Office Control Unit Business Phone Server

Avaya IPO 500 V1 Control Unit 700417207

Used Avaya IP500 V2 IP Office Control Unit Business Phone Server