Huawei TalkBand B1 Quick Start Manual page 227

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.
This device complies with Part 15 of
the FCC Rules. Operation is subject
33