L'explication/l'anotation:Electronic pocket, âîõçäóøíîé conductance - for environments indemnification
them hearing losses. Antenna array is equipped with.
La description détaillée de marque:Greatest acoustic strengthening, (decibel) - 60
output saturation level, (decibel) - 126
frequency range, (kHz) - 0, 15-4, 5 |