33Health andsafety informationExposure to Radio Frequency (RF) SignalsCertification Information (SAR)Your device is a radio transmitter and receiver. It is designed andmanufactured not to exceed the exposure limits for radio frequency(RF) energy set by the Federal Communications Commission (FCC) ofthe U.S. government. These FCC exposure limits are derived from therecommendations of two expert organizations, the National Counsel onRadiation Protection and Measurement (NCRP) and the Institute ofElectrical and Electronics Engineers (IEEE). In both cases, therecommendations were developed by scientific and engineering expertsdrawn from industry, government, and academia after extensivereviews of the scientific literature related to the biological effects of RFenergy.