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Avaya 3720


3720 front


High quality voice DECT phone, GAP/CAP compliant.
Easy access to PBX services.
Voicemail including message icon.
Manual and automatic keypad lock.
Local directory: 250 entries.
Central directory from the IP Office.
Call list with the 25 last calls.
Loudspeaker/hands free.
Central Management and software download.
Headset socket (2.5mm).
5 languages*
English, German, Spanish, French. One additional language can be uploaded.
Monochrome display (112 x 115 pixels).
GAP compatible.



133 x 53 x 24mm





600 mAh, Lithium 3.7V. Charge time 4 hours.

Speech Time

> 16 hours.

Standby Time

> 160 hours.

*For systems installed using IP Office provisioning, the language used is set by the IP Office system or user language setting.
An additional language file can be uploaded to a phone.


© 2012 AVAYA
15-601047 EN-S Issue 04.e.-
10:23, 14 December 2012

Performance figures, data and operation quoted in this document are typical and must be specifically confirmed in writing by Avaya before they become applicable to any particular order or contract. The company reserves the right to make alterations or amendments at its own discretion. The publication of information in this document does not imply freedom from patent or any other protective rights of Avaya or others.

All trademarks identified by (R) or TM are registered trademarks or trademarks respectively of Avaya Inc. All other trademarks are the property of their respective owners.

Last Modified: 16/11/2012