The problem nobody talks about (but everyone feels)
You set up the livestream, arrange your background, think about what you're going to say, and forget one detail that ruins everything: your audio sounds like you're inside a tin can. Screaming from a bathroom. Or worse — nobody can understand you properly and half your followers bail in the first 30 seconds.
It's not always your phone's fault. Most of the time it's how you're using its microphone (or not using it). And the good news? You can improve it a lot with a few easy tips and minimal investment.
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Talk to Adriano Soluções →Understand how your phone picks up sound (no boring physics)
Your phone has a microphone, yes. But it's not a studio microphone. It picks up everything around you — the fan running, that neighbor slamming doors, traffic outside, the cat meowing. And it still amplifies your voice way too much when you yell.

Think of it this way: if your phone's microphone were a person, it would be someone who hears everything equally well (or poorly). It can't filter. That's why creating a slightly more controlled environment makes all the difference.
Three steps before going live: prepare your space
1. Pick the right room
A bedroom is better than an open living room. An interior room is better than near a window (traffic, planes, the neighbor's dog). Look for a place without much echo — that sound that bounces back when you speak. If the place has a lot of glass or smooth walls, sound travels and gets drawn out.
2. Keep your phone at a distance
Seems obvious, but lots of people do livestreams with the phone too close to their face or mouth. The microphone gets saturated (sounds distorted) and you can't breathe while speaking without sounding like a dragon. Put your phone about 12 inches away from you. Using a tripod? Perfect. Don't have one? Stand it up against a book, a pot — anything that keeps it at eye level in front of you.
3. Pause the house sounds
Turn off the TV, ask nobody to use the fan during the livestream. Close YouTube and Spotify tabs. Phone notifications? Put it on silent. Your brother's video game sounds? Ask him to stop for just half an hour. These are obvious things, but in the rush nobody remembers.
Accessories that are worth every penny
If your budget allows, there are some cheap items that really improve things:
Lavalier microphone (R$ 50 to R$ 150): it's that one that clips to your clothes, right near your mouth. Picks up your voice with much greater clarity and ignores a lot of background noise. Bluetooth models work with any phone. I've used some marked as