Hearing Test / Audio Oscillator
Frequency Age group
8 kHz Everyone
10 kHz Below 60 years
12 kHz Below 50 years
14 kHz Below 45 years
15 kHz Below 40 years
16 kHz Below 24 years
17.4 kHz Below 24 years
18 kHz Below 24 years
19 kHz Below 24 years
20 kHz Below 24 years
