31 janv. 1955 - Sound System
Description:
a system for amplifying audio for an audience; High fidelity, a sound system intended for accurate reproduction of music in the home; Public address, an institutional speech-reinforcement or public safety announcement system; Shelf stereo; etc.Group Insights:
very helpful in big crowds or recepients
Ajouté au bande de temps:
Date:
31 janv. 1955
Maintenaint
~ Il y a 70 ans