This set of two Realistic TRC-503 walkie-talkies from Radio Shack offers clear and reliable communication with 5-channel 49 MHz FM technology. These black walkie-talkies have a range of up to two miles and come with a convenient memory feature that stores up to five channels. With the Realistic brand and product line, these walkie-talkies are a dependable choice for any outdoor activity or emergency situation. They look unused.