LG VX4700 - Manual (Page 12)

11 VX4700
Vehicle-Mounted External Antenna
(Optional, if available.)
A minimum distance of 8 inches (20 cm) must be maintained
between the user / bystander and the vehicle-mounted external
antenna to satisfy FCC RF exposure requirements. For more
information about RF exposure, visit the FCC website at
www.fcc.gov.
Caution
Use only the supplied and approved antenna. Use of
unauthorized antennas or modifications could impair call
quality, damage the phone, void your warranty and/or result in
violation of FCC regulations.
Do not use the phone with a damaged antenna. If a damaged
antenna comes into contact with the skin a minor burn may
result. Contact your local dealer for a replacement antenna.