Original: The standard covers two TAE types: F  ("Fernsprechgerät": for telephones) and N  ("Nebengerät" or "Nichtfernsprechgerät": for other devices such as answering machines and modems).
Simplified: The standard covers two TAE types: F ("Fernsprechgerät": for telephones) and N ("Nebengerät": for other devices such as answering machines and modems).