They are much farther then line of sight. I certainly get two miles in heavy forests and other side of hill. These work great for groups hiking and climbing.
http://www.buytwowayradios.com/blog/2006/07/the_truth_about_...
http://www.buytwowayradios.com/blog/2006/07/the_truth_about_...
> The range that a two-way radio advertises is the range that the radio should get in "ideal" conditions. Ideal conditions are line of sight, such as from a mountaintop to a valley below -- no interference at all.
> So what type of range can you expect from your radio? Usually half a mile up to two miles