Color: 50-Mile Range in Grey FRS radios keep you in touch whether you are out camping, shopping, biking or caravanning on the highway. With 22 channels, theres always an open line for uninterrupted communications. And since the SX507 operates on industry-standard frequencies, you can easily communicate with people using other models or brands. You can even receive NOAA Weather alerts to keep you ahead of foul weather. Rated at up to 50 miles, these two-way radios provide great range when there is a clear view between the radios. Your actual range may be limited by hills, buildings, trees, and other obstructions. So get out without losing touch. SX507 two-way radios.