Avaya 8503 ISDN VOICE TERMINAL

Features: 3 call appearance (rubber dome) buttons 9 fixed feature buttons, 3 with secondary functions Includes easy-to-use fixed key features 12 one-touch speed dial numbers Memory Conference/Ring Drop/Test Transfer/Pause Hold buttons Adjunct jack System Requirements/Compatibility: DEFINITY ECS G2 or G3 TN556B BRI ISDN line circuit card Compatible with "custom" IDSN service from your local phone [...]

Avaya 8503 ISDN VOICE TERMINAL2018-07-24T20:44:56+00:00

Avaya 8510 ISDN DISPLAY VOICE TERMINAL

Features: 10 programmable buttons, ISDN terminal 9 fixed feature buttons Call logs keep track of 30 recent calls Display 4 display control buttons System Requirements/Compatibility: DEFINITY ECS G2 or G3 TN556B BRI ISDN line circuit card Compatible with "custom" ISDN service from local service providers

Avaya 8510 ISDN DISPLAY VOICE TERMINAL2018-07-24T20:44:56+00:00

Avaya 8520 ISDN VOICE TERMINAL

The 8520T voice/data terminal is used with the ISDN communication system through a 4-wire T-interface. The 8520T voice/data terminal offers the following: Features: 20 programmable buttons, ISDN terminal 9 fixed feature buttons Large supertwist LCD; 7-lines, 24-characters Call logs keep track of 60 recent calls Built-in speakerphone Speakerphone which can also be optioned as a [...]

Avaya 8520 ISDN VOICE TERMINAL2018-07-24T20:45:01+00:00

Avaya 8528 ISDN VOICE TERMINAL

Features: 28 programmable buttons for call appearance or call management features, ISDN terminal 9 fixed feature buttons Large LCD; 2-lines, 24-characters Call logs keep track of 30 recent calls Built-in speakerphone System Requirements/Compatibility: DEFINITY ECS G2 or G3 TN556B BRI ISDN line circuit card Compatible with "custom" ISDN service from local service providers

Avaya 8528 ISDN VOICE TERMINAL2018-07-24T20:45:01+00:00