[Secure to communicate; 22 channels with 121 CTCSS/DCS offer more channel options; with a specific channel and CTCSS/DCS; kids can talk with friends securely Wide to communicate; RT628 walkie talkie has 22 channels; does not need license permission; it is convenient for talking with other walkie talkies for kids on the same channel "VOX hands-free; walkie talkies for boys girls let them talk with parents or friends easily; they wont need to hold the walkie talkie all the time; play and enjoy the pleasure" Walkie talkie with screen; walkie talkie is equipped with an LCD display; which helps kids know the battery power easily day and night "Volume adjustment; walkie talkies volume level is 1-8 optional; kids press the up or down key to adjust the volume to a suitable level; ensure hearing clearly" Durable walkie talkie; 1.2 meters in height falling without damage; walkie talkies for kids can be used for a long time without frequent replacement Clear to communicate; walkie talkies for kids will automatically filter out the background noise due to auto squelch function; making calls clear]