インターフォンintaafuonインターホンintaahon
1.
A communication device integrated into a building that allows individuals inside to converse with someone outside or in another room without needing to move.
2.
A system designed for facilitating two-way audio communication, often used in homes or apartment complexes for security and convenience purposes.
3.
A standalone unit or integrated component that enables voice communication between different areas within a structure, typically featuring buttons to connect with specific locations.