The Alcatel 40 Key Module is an expansion module for the Alcatel Lucent 9 series digital phones.
It is compatible with the following models: Alcatel 4028, Alcatel 4029, Alcatel 4038, Alcatel 4039, Alcatel 4068. Up to three models can be attached to any one phone to give a total of 120 extra feature/line keys.
Office Phone Shop stocks a variety of Alcatel accessories and phones, including expansions modules.
The Alcatel 40 Key Module comes fully tested/remanufactured, along with a full 6 months warranty.