telephone system

• Ensemble d'appareils, de lignes et d'infrastructures utilisé pour transmettre la voix et les données à distance, assurant la communication entre les abonnés.

A network of devices, lines, and infrastructure used for transmitting voice and data over distances, enabling communication between callers.

1. Telecommunications networkB2formal

   A network of devices and infrastructure used for transmitting voice and data over distances.

   réseau téléphonique

   • The telephone system in the office was upgraded to a digital network.
   • The old telephone system relied on copper wires.
   • Modern telephone systems use fiber optics for faster communication.