At 22,000 I can hear it fine, but it fades at 23,000 and stops at 24,0000
Oh well I have a loud ass dishwasher next to me.
But ya, i've been doing this for a while, not as a ring tone, but as an annoyance <3
I had a dog wistle that could do diffrent pitches, and I used to use it in class all the time.
Its funny cuz like 1/2 the class would twitch (heads move, sudden jerks of arms, etc...) all together, and my teacher would jsut look puzzled 0.o
~-~(HDX)~-~