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Landline telephones, answering machines
Landline telephones and answering machines are linked to a fixed base in a household or training. A distinction can be made between corded and cordless telephones.
Large buttons or voice horn simplify operation. Call signals can be acoustic, optical or tactile. Videophones and text telephones enable text or video transmission. Simple operating functions and extra emergency call buttons help to ensure intuitive horn. Answering machines are integrated in most systems and can be deactivated or activated.