Refers to a device used to amplify sound.
La atronera en el evento ayudó a amplificar la voz del orador, haciendo que todos pudieran escuchar claramente.
The loudspeaker at the event helped amplify the speaker's voice, ensuring everyone could hear clearly.
El sonido de la atronera resonaba en todo el estadio, emocionando a los aficionados.
The sound of the loudspeaker resonated throughout the stadium, exciting the fans.