🔊alto-falante com volume altoA speaker at high volume. Means loud, party and volume up. Use it for parties and "turn it up".
🔇alto-falante silenciadoA muted speaker. Means mute, silence and quiet. Use it for meetings and "shhh" moments.
📢buzinaA loudspeaker. Means announcements, broadcasts and shouting. Use it for news and announcements.