The Avaya 6400 Series Digital Voice Telephones deliver the right combination of business communication functionality. Avaya 6400 Series digital phones are designed with features such as adjustable LCD display, speakerphone, fixed feature keys - speaker, Mute, Conference, Transfer, Redial, Hold, Volume Up/Down for delivery of efficient communications.

Avaya 6400 Series Digital Phones

Avaya Definity
Avaya 6402 Digital Phone (3301-02)

Avaya 6402 Digital Phone (3301-02) The Avaya 6402 is a two-line phone. It has two programmable feature buttons, along with a group paging feature to...

Avaya 6402 Digital Phone (3301-02) The Avaya 6402 is a two-line phone. It has two programmable fe...

In Stock
Avaya Definity
Avaya 6402D Digital Phone (700283823)

Avaya 6402D Digital Phone (700283823) The Avaya 6402D is a two-line phone. It has two programmable feature buttons and a group paging feature to allow...

Avaya 6402D Digital Phone (700283823) The Avaya 6402D is a two-line phone. It has two programmabl...

In Stock
Avaya Definity
Avaya 6408+ Digital Phone (700258577)

Avaya 6408+ Digital Phone (700258577) The Avaya 6408 + is a multi-line telephone with eight call appearance/feature buttons. It also includes a two-way speakerphone. The...

Avaya 6408+ Digital Phone (700258577) The Avaya 6408 + is a multi-line telephone with eight call ...

In Stock
Avaya Definity
Avaya 6408D+ Digital Phone (700258577)

Avaya 6408D+ Digital Phone (700258577) The Avaya 6408 D+ is a multi-line telephone with eight call appearance/feature buttons. It also includes a two-way speakerphone. The...

Avaya 6408D+ Digital Phone (700258577) The Avaya 6408 D+ is a multi-line telephone with eight cal...

In Stock
Avaya Definity
Avaya 6416D+ Digital Phone (3306-16G)

Avaya 6416D+ Digital Phone (3306-16G) The Avaya 6416D+ is a multi-line telephone with 16 call appearance/feature buttons. It also includes a two-way speakerphone. The 6416D+...

Avaya 6416D+ Digital Phone (3306-16G) The Avaya 6416D+ is a multi-line telephone with 16 call app...

In Stock
Avaya Definity
Avaya 6416D+M Digital Phone (700276009)

Avaya 6416D+M Digital Phone (700276009) The Avaya 6416D+M is a multi-line telephone with 16 call appearance/feature buttons. It also includes a two-way speakerphone. The 6416D+M...

Avaya 6416D+M Digital Phone (700276009) The Avaya 6416D+M is a multi-line telephone with 16 call ...

In Stock
Avaya Definity
Avaya 6424D+ Digital Phone (3307-24)

Avaya 6424D+ Digital Phone (3307-24G) The Avaya 6424D+ is a multi-line telephone with 24 call appearance/feature buttons. It also includes a two-way speakerphone. The 6424D+...

Avaya 6424D+ Digital Phone (3307-24G) The Avaya 6424D+ is a multi-line telephone with 24 call app...

In Stock
Avaya Definity
Avaya 6424D+M Digital Phone (700276132)

Avaya 6424D+M Digital Phone (700276132) The Avaya 6424D+M is a multi-line telephone with 24 call appearance/feature buttons. It also includes a two-way speakerphone. The 6424D+M...

Avaya 6424D+M Digital Phone (700276132) The Avaya 6424D+M is a multi-line telephone with 24 call ...

In Stock
Avaya Definity
Avaya XM24 Expansion Module (700406523)

Avaya XM24 Expansion Module The Avaya XM24 is an expansion module you can add to the Avaya 6416D+M or Avaya 6424D+M. It will give you...

Avaya XM24 Expansion Module The Avaya XM24 is an expansion module you can add to the Avaya 641...

In Stock