Retevis RT22 Two Way Radios License-Free Rechargeable Walkie Talkies 16 Ch Vox Channel Lock Emergency Alarm 2 Way Radio(10 Pack) and Programming Cable FCC certified and license-free 2 way radio; Pocket size and USB charger allow you to carry it anywhere Integrated antenna provided long range and dont need to pay more for replacement antenna Crystal voice transmission and long range;small size but with the multiple-function Battery can last 12 to 24 hours and also easy to operate so that fit to the team work Simple and Convenient return process;1 year warranty and 30 day return with no questions asked