What are the proper RF exposure and safety procedures when using this radio?

Hold the radio in a vertical position with the microphone and antenna at least one inch (2.5 centimeters) away from your nose or lips. Transmit no more than 50% of the time and release the PTT button to receive calls. Use only approved supplied or replacement antennas and audio accessories. The radio complies with FCC radiation exposure limits set for an uncontrolled environment with a SAR limit of 1.6 W/kg averaged over one gram of tissue.