Avaya N2400/TN2401 Definity Net/Pkt Interface Circuit Packs

Refurbished Avaya Definity TN2400/TN2401 Net/Pkt Interface

Avaya Definity TN2224B 24-Port Digital Circuit Card

Refurbished Avaya Definity TN2793 24-Port Analog Circuit Pack

AT&T/Lucent/Avaya TN742 Circuit Card

Fully Refurbished Avaya Definity 7506T ISDN Telephone Set (White)

Avaya Definity TN2401 V5 with TN2400 V2 Network/Packet Interface Circuit Card

Refurbished Avaya Definity TN2404 V7 Processor - R9si or Later