Geemarc ClearSound Amplidect COMBI355 User Manual page 109

GUARANTEE
Electrical connection: The apparatus is designed to operate
from a 230V 50Hz supply only. (Classified as 'hazardous voltage'
according to EN60950 standard). The apparatus does not
incorporate an integral power on/off switch. To disconnect the
power, either switch off supply at the mains power socket or
unplug the AC adaptor. When installing the apparatus, ensure that
the mains power socket is readily accessible.
Telephone connection: Voltages present on the
telecommunication network are classified TNV-3
(Telecommunication Network Voltage) according to the EN60950
standard.
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