As per the standards set by the Department of Telecom, Government of India, for all the new designs of mobile handsets, the permissible Specific Absorption Rate (SAR) limit is 1.6W∕kg averaged over 1 gram of human tissue with effect from September 01, 2012 . When a human body is subjected to a Radio Frequency (RF) electromagnetic field, the Specific Absorption Rate (SAR) is a measurement of how much energy is absorbed per unit mass.