Telecommunications connection units TAE Premium, 6-pin, fully occupied For a telecommunication device (telephone/fax), surface-mounted, F+N-coded. The visible parts are pearl white (RAL 1013) with a high-gloss surface. The TAE UNI has universal coding and is therefore suitable for F and N plugs. Here, "F" means telephony and "N" means non-telephony, e.g. for data terminal devices or additional devices.