6400 Series Digital Telephones
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- 6400 Series Digital Telephones
The Avaya 6400 Series Digital Voice Telephones deliver the right combination of business communication functionality.
- XM24 Unit
The XM24 is an expansion module that works in association with a 6416 or 6424 display phone.
- DEFINITY 6408 Display Phone
6400 phones are for use with Definity BCS and G3 Release 6 or higher.
- DEFINITY 6416 Display Phone
6400 phones are for use with Definity BCS and G3 Release 6 or higher.
- DEFINITY 6424 Display Phone
6400 phones are for use with Definity BCS and G3 Release 6 or higher.
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