Panasonic TY-ER3D4ME Operating Instructions Manual page 6

For use only in your country.
The range of use is up to approximately 3,2 m.
The range may be less depending on the
structure of the building, the environment
and any obstacles between the receiver and
the transmitter. Such obstacles as reinforced
concrete walls and metal doors, in particular,
obstruct the transmitter's signals.
Due to radio interference, malfunctions may occur
if the unit is placed too close to other equipment.
We recommend keeping the unit as far away as
possible from the following devices:
®
Bluetooth devices other than this unit, wireless
digital cordless telephones and other electronic
devices.
The unit is designed to automatically avoid radio
interference from these household devices.
However malfunctions may happen when radio
interference occurs.
Accessories
Charging cable ······················································· <1>
< > indicates the quantity.
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(K2KYYYY00164)