Dual PTT 2 way radios; equipped with dual PTT key; available for either left or right hand to use; enable you to use walkie talkies when you are busy ^^ Portable and lightweight FRS two-way radios; the size is 4.17 * 2.09 * 0.71 in; weight 0.23I b; easy to carry around; without too much burden ^^ Handsfree walkie talkie; turn on the VOX function by long pressing the side key 1; without pressing the ptt key when transmitting; communication is more convenient ^^ Walkie talkie usb c charging; 2-in-1 charging cable; charge two walkie talkies at the same time; easily solve the problem of low battery ^^ Emergency alarm function; convenient for asking for partners help; in the event of an emergency; suitable for school