The 8410 voice terminal can be used with the DEFINITY Communications System Generic 1, Generic 2, or Generic 3, the DEFINITY ECS, System 75, and System 85. This type of voice terminal is especially suitable for managers, executive secretaries, and other office support personnel who require access to multiple lines for call handling, call coverage, bridging, conferencing, and sophisticated voice communications. The display set can be used by those who have a need for calling party display capabilities or who require a large number of voice terminal features.

The 8410 voice terminals can also provide the user with simultaneous voice and data communications. The 8410 can be connected to a 7400B Plus Data Module. With the 8410 voice terminal, PC platform products can be useful in providing voice capabilities since these screen-based products can greatly enhance the telephone capabilities of these voice terminals.