According to test reports filed with the Federal Communications Commission (FCC), the Specific Absorption Rate (SAR) for the CDMA iPhone 7  is 1.10 watts per kilogram (w/kg) at your head, and 1.14 w/kg when worn on the body. The iPhone 7 hotspot/Airplay SAR is 1.16 w/kg. The SAR for simultaneous transmission (cellular plus Wi-Fi) for the iPhone 7 is 1.49 w/kg at your head, 1.56 w/kg when worn on the body, and 1.56 w/kg when used as a hotspot .

The SAR for the GSM iPhone 7 is 1.19 watts per kilogram (w/kg) at your head, and 1.09 w/kg when worn on the body. The iPhone 7 GSM hotspot/Airplay SAR is 1.14 w/kg. The SAR for simultaneous transmission (cellular plus Wi-Fi) is 1.56 w/kg next to your head, 1.51 w/kg when worn on the body, and 1.58 w/kg when used as a hotspot .

The SAR for the CDMA iPhone 7 Plus is 1.09 watts per kilogram (w/kg) at your head, and 1.10 w/kg when worn on the body. The iPhone 7 Plus CDMA hotspot/Airplay SAR is 1.13 w/kg. The SAR for simultaneous transmission (cellular plus Wi-Fi) iPhone 7 Plus is 1.45 w/kg at your head, 1.51 w/kg when worn on the body, and 1.58 w/kg when used as a hotspot .

The SAR for the GSM iPhone 7 Plus is 1.09 watts per kilogram (w/kg) next to your head, and 1.14 w/kg when worn on the body. The GSM iPhone 7 Plus hotspot/Airplay SAR is 1.14 w/kg. The SAR for GSM simultaneous transmission (cellular plus Wi-Fi) iPhone 7 Plus is 1.42 w/kg next to your head, 1.54 w/kg when worn on the body, and 1.54 w/kg when used as a hotspot.

All SARs reported above are averaged over one gram of body tissue corresponding to the US standard. The SARs may vary depending upon your specific cell phone carrier (e.g., AT&T, Sprint, T-Mobile, or Verizon).
The minimum separation distance for body-worn testing was 5 mm (about two-tenths of an inch).