170Those standards were based on comprehensive and periodicevaluations of the relevant scientific literature. For example,over 120 scientists, engineers, and physicians fromuniversities, government health agencies, and industryreviewed the available body of research to develop the ANSIStandard (C95.1).The design of your phone complies with the FCC guidelines(and those standards).Antenna careUse only the specified of approved replacement antenna.Unauthorized antennas, modifications, or attachments coulddamage the phone and may violate FCC regulations.Phone operationNORMAL POSITION: Hold the phone as you would any othertelephone with the antenna pointed up and over yourshoulder.TIPS ON EFFICIENT OPERATION :For your phone to operate most efficiently:• Extend your antenna fully.• Do not touch the antenna unnecessarily when the phoneis in use. Contact with the antenna affects call qualityand may cause the phone to operate at a higher powerlevel than otherwise needed.DrivingCheck the laws and regulations on the use of wirelesstelephones in the areas where you drive. Always obey them.Also, if using your phone while driving, please:• Give full attention to driving--driving safety is yourfirst responsibility.