der in Two Way Communicate The Reviser RT dual-band digital walkies-talkie, up to 3000 channels and vou can add 100,000 contacts. Cover the frequency range of 2m and 70cm bands ; You need not cant two radios when traveling. DMR radio beginners, Model RT HD1 Frequency 2m 70em 2 LCM 2m/ 70cm Lis Yes Yeu NO Waterproof NO ike? ipa? | Global Leader in Two Way Communicate 1 We are engaged in the full application of walkies-talkies, creating benefits for more scenarios to use walkies-talkie.