Tactical 2Pcs Walkie TalkieFeatures & details The two way radio is extremely compact and slim for business use; featured with 16 channels and rich features; FCC certificated ensure you use license free radio; neednt pay frequency annually 0 9 level voice activated transmit function allow real hands free operation; adjusting the level according to the environment allows get the best audio quality Emergency alarm help you be prepared of the danger and alert team member; channel