Human-machine interfaces have become a part of professional and personal people’s life. Ways of interaction between users and computer are constantly evolving. This paper describes approaches to the design of interactive interfaces for operators of personal computers workstations and variant of the technical implementation of the model. The structure of the test stand for the study of interfaces on the example of the billing system is worked out.

Key words: human-machine, speech synthesis and recognition, interface, natural language, automated work place, test stand.