4 ms·
Very cool idea, but unexpectedly my girlfriend started screaming and didn't let me keep the sound on for more than a second or two. She said it was a terrible n
by draugadrotten 12y ago
Very cool idea, but unexpectedly my girlfriend started screaming and didn't let me keep the sound on for more than a second or two. She said it was a terrible noise and gave her a headache.I didn't know it but it appears she can hear 22 kHz.