High Frequency Average (OSPL90): 120dB ± 4 dB
Full-on acoustic gain (1600 Hz): 40dB ± 5 dB
Frequency Response Range: 450Hz-3000 Hz
Total Harmonic Distortion: ≤ 10%
Equivalent Input Noise Level: ≤ 32 dB
Rated current:≤10mA

Ltekonline are the manufacturers of Hearing Aid for Eldly used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Hearing Aids for Engineering Teaching Lab in Universities