L'explication/l'anotation:Postaural type for indemnification of middle hearing losses. Has the wide Polo
with reproduced frequencies.
La description détaillée de marque:Greatest acoustic strengthening, (decibel) - 53+-4, 5
output saturation level, (decibel) - 127
frequency range, (kHz) - 0, 2-4, 0 |