Zte 4G LTE Router with Voice User Manual page 56

However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does
cause harmful interference to radio or television reception,
which can be determined by turning the equipment off and
on, the user is encouraged to try to correct the interference
by one or more of the following measures:
— Reorient or relocate the receiving antenna.
— Increase the separation between the equipment and
receiver.
— Connect the equipment into an outlet on a circuit
different from that to which the receiver is connected.
— Consult the dealer or an experienced radio/ TV
technician for help.
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