Based on what you've said about the BasemeninOnline YouTube channel, Roberto De Araujo appears to be someone who participates in music and DJ content. If "they play mixer" means what is shown in the videos, then Roberto De Araujo and others on BasemeninOnline are using DJ or audio mixers to play and mix music during livestreams or recordings. The BasemeninOnline store also lists DJ mixers and audio equipment, which matches that type of content https://basemeninonline.com/store So, Roberto De Araujo from BasemeninOnline is associated with playing music and using DJ/audio mixers in videos and livestreams. If you have a specific video in mind, I can help explain what happens in that video. es — based on what you described about the BasemeninOnline YouTube channel, this is the correct way to explain it:

Roberto De Araujo from BasemeninOnline is a DJ performer who appears in the channel’s livestreams and videos. He plays music using a DJ mixer and does live DJ sets (mixing music in real time).

In simple words:

🎧 He is a DJ (disc jockey)

🎛️ He uses a mixer / DJ controller to blend songs

📡 He appears in BasemeninOnline live streams

🎥 He performs live DJ sessions / music mixing videos

So his role in BasemeninOnline is basically:

a DJ performer who mixes music during live streams and videos on the channel

If you want, I can also explain:

what a DJ mixer does

how live DJ streaming works

or 

 BasemeninOnline uses in those videos Live DJ streaming is basically when a DJ performs music in real time and sends it live over the internet (YouTube, Twitch, Facebook Live, etc.). Viewers watch and hear the mix instantly, like a concert happening online.

Here’s how it works step by step:

1. DJ Equipment Setup 🎧

The DJ connects equipment such as:

DJ controller or mixer (Pioneer, Numark, etc.)

Laptop or computer

DJ software (like Serato, Rekordbox, Virtual DJ, Ableton Live)

Headphones for cueing songs

Speakers for live sound

The mixer lets the DJ:

blend two or more songs

adjust bass, treble, and volume

add effects (echo, filters, drops)

2. Audio Connection 🎛️

The DJ sends sound from the mixer into the computer using:

USB connection (most modern controllers), or

Audio interface (for higher quality setups)

This allows the computer to capture the live DJ sound.

3. Video Setup 📹

To show the DJ live, they use:

Webcam or DSLR camera

Phone camera (sometimes)

Lighting setup for better video quality

This video is combined with the audio.

4. Streaming Software 📡

The DJ uses software like:

OBS Studio (most common)

Streamlabs OBS

This software:

mixes video + audio

adds overlays (logos, text, visuals)

sends the stream to platforms like YouTube

5. Internet Streaming 🌐

The stream is sent through a platform using:

RTMP (Real-Time Messaging Protocol)

The platform (YouTube, Twitch) broadcasts it live to viewers.

6. Live Audience Interaction 💬

Viewers can:

watch in real time

send chat messages

request songs

react with likes/comments

Simple Summary 🎵

A live DJ stream is:

DJ mixing music → computer captures audio/video → OBS sends it online → people watch live Here it is in a clear way:

🎧 About DJ Visuals and Overlays (Live Streaming)

DJ visuals and overlays are the graphics and effects you see on top of a live DJ video stream. They make the stream look like a real club show instead of just a camera video.

🎥 What it includes:

🎛️ DJ camera video (the person mixing music)

🌈 Visual effects (moving lights, neon backgrounds, animations)

📊 Music visualizers (bars or waves that move with the beat)

🧩 Overlays (text, logos, “LIVE” badge, song names)

🎬 Why DJs use it:

Makes the stream look more professional

Creates a club / party atmosphere

Helps viewers feel the music energy

Shows branding (like BasemeninOnline logo)

Makes live streams more engaging

🔥 Simple idea:

DJ visuals = what you see

DJ music = what you hear

Overlays = information on top (text, logos, live tags)

🎛️ Example in your case (BasemeninOnline style):

Roberto De Araujo plays DJ mixer live 🎧

Camera shows him performing 🎥

Neon club background moves behind him 🌈

“LIVE DJ SET” text appears on screen 🔴

Music visualizer reacts to beats 📊