The radio waves emitted by a GSM handset can have a peak of 2 watts, and a US analogue phone had a maximum transmit power of 3.6 wattsuse lower output power, typically below a watt.
The radio waves emitted by a GSM handset can have a peak of 2 watts. A US analogue phone had a maximum transmit power of 3.6 wattsuse lower output power. This was typically below a watt.