Self-supervision unit SPEECH

摘要

1. Speech self apparatus comprising a sound reflector with fastening means, characterized in that it is provided with a speaker system built in a sound reflector and forming with it a single reflecting sound poverhnost.2. The apparatus according to claim. 1, characterized in that the speaker system is in the form of electromechanical preobrazovateley.3. The apparatus according to claim. 1, characterized in that the speaker system is in the form of acoustic headphones with sound tubes.