Subscriber loudspeaker '' 0.25-GD-III-6 ''.
Subscriber loudspeakers.DomesticSince 1959, the subscriber loudspeaker "0.25-GD-III-6" has been produced by the Moscow Plant of Hearing Aids. The loudspeaker is similar to the "Radist-6" model of the same plant, but it has a round loudspeaker and improved parameters. It is also designed to work in a radio network, with a voltage of 15 volts (Moscow) or 30 volts as a desktop or wall loudspeaker. Rated input power 0.25 W. The band of reproducible frequencies is 150 ... 5000 Hz.
