Is your sense of hearing just like the one of a bat?
Check your auditory! This App creates different audio-frequencies between 1.000 and 25.000 Hz.
Try out until which frequency you still hear the annoying sound!
Is your sense of hearing just like the one of a bat?
Check your auditory! This App creates different audio-frequencies between 1.000 and 25.000 Hz.
Try out until which frequency you still hear the annoying sound!