Electret microphone `` MKE-2 ''.Microphones.MicrophonesElectret microphone "MKE-2" has been produced since 1973 by the Tula plant "Oktava". Unidirectional. The microphone is intended for completing household reel-to-reel tape recorders of the first class. The frequency range is 50 ... 15000 Hz. Since 2003, the production of the MKE-2 microphone has been resumed. Now it was intended for the stage, small broadcasting studios and recording studios.