The frequency in cellphones.

The term for radio waves, and at what power they're at, is calling radio frequency energy. Cell phones don't have a great deal of radio frequency energy, or radio frequency. Generally speaking a cell phone has a radio frequency energy of somewhere between 850 and 1900 Megahertz. Put in practical terms, that is somewhere between a portable radio and a microwave oven. All in all, a cellular phone is a relatively weak device. However, there is still a question as to whether or not the waves it produces have more of an effect that people think