TECHNICAL SPECIFICATIONS
Model Name           NE750M
Product Type          Earphone
Connector Type      3.5 mm (4-pole stereo)
Driver Type             Dynamic
Driver Size              8.6 mm
Impedance             16 Ohm
Max. Input Power   10mW
Max. Input Sound Level    120db S.P.L
Microphone Sensitivity       -38dB +/-3dB
Frequency Response          20Hz - 20kHz
Sensitivity               113dB+/-3dB