Tenovis Integral T 3 Notice D'installation page 18

Connecting auxiliary equipment
Connection of further auxiliary equipment
Auxiliary equipment can be: Headset, comfort-headset, ext.
hands free device, second handset, recorder, DS-module,
switching contact-module (I33/I55 only; door device or
second alert).
Connect the appropriate piece of auxiliary equipment to the
AEI Western socket on the underside of the link.
8