This episode is sponsored by Sonos. You know that moment when you hear a song you've loved for years

and suddenly you notice something new, a harmony over in the left channel, a faint acoustic guitar,

a breath before the chorus. That's what I love about Sonos. Their speakers are designed to connect you

to the details that make music feel alive.

And whether I'm playing a vinyl record in my kitchen or a modern blockbuster on my home theater system, the sound is rich, immersive, and incredibly clear.

If you want studio quality sound in every room, visit sonos.com.

That's s-o-n-os.com.

You're listening to 20,000 Hertz.

The stories behind the world's most iconic and fascinating sounds.

I'm Dallas Taylor.

I vowed that if somebody wanted to hear my story, I was going to keep it real with them and let

them know what things are really like.

My name is David Jeffers, and I'm a sound designer.

David has worked with companies like Google, Meta, the YMCA, 23 and Me, and many more.

His sound design style is always very musical, which goes back to his childhood.

Around my house, music was always going.

My dad had a record player, and he played music all the time.

My older brothers, they started getting into hip hop,

so I wanted to be like them and started listening to hip hop.

One day, I guess around seventh grade, I met my friend Ricardo.

For some reason, we just got the idea like, hey, let's make some music.

He was an MC. I was a fake DJ. I say that because I never was that great at actually DJing.

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