Good to know- This pair of compact walkie talkies has a range of up to 8 km, so you can keep in touch with your hiking buddies even in areas with patchy coverage- Use the VOX mode to for hands-free chatting - the walkie talkie starts transmitting at the sound of your voice- With 16 channels and 121 privacy codes, your conversations can stay private- They're rugged and weather resistant, so you can carry them with you no matter where you're going