Språk: English
A telephone system refers to a network or infrastructure that enables the transmission and reception of voice signals and communication via telephone. This can include both landline phones and mobile phones, as well as other communication devices such as fax machines and computers.
Hjelp oss å finne feil eller mangler i «telephonesystem». Velg hva det gjelder og beskriv konkret hva som bør endres. Ikke ta med personopplysninger.

















