LG Leon Guía De Inicio página 49

level. The following agencies belong to this
working group:
• National Institute for Occupational Safety
and Health
• Environmental Protection Agency
• Occupational Safety and Health
Administration
• National Telecommunications and
Information Administration
The National Institutes of Health participates
in some interagency working group
activities, as well. The FDA shares regulatory
responsibilities for wireless phones with the
Federal Communications Commission (FCC).
All phones that are sold in the United States
must comply with FCC safety guidelines that
limit RF exposure.
The FCC relies on the FDA and other health
agencies for safety questions about wireless
phones.
The FCC also regulates the base stations that
the wireless phone networks rely upon. While
these base stations operate at higher power
than do the wireless phones themselves, the
RF exposures that people get from these
base stations are typically thousands of times
lower than those they can get from wireless
phones. Base stations are thus not the
subject of the safety questions discussed in
this document.
3. What kinds of phones are the subject of
this update?
The term "wireless phone"refers here to
handheld wireless phones with built-in
antennas, often called "cell", "mobile", or
"PCS"phones. These types of wireless phones
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