Retevis RT31 Mini Kids Walkie Talkies 22CH 0.5W FRS VOX LCD Display(Purple,1 Pair) Super small size(3.56 x 1.97 x 1.1) and designed for toddler child' hands;fun and cute kids walkie talkie toys help develop childrens intelligence When the VOX function is activated you do not need to press any button to speak;10 ring tones and backlight display will bring lots of fun to kids Keypad lock will prevent kids to change channel and missing the call;small size baby monitor can hear your kids voice in another room Equipped with 22 FRS/GMRS channels;choose a private communication channel;keep a little funny secret with your child Simple and Convenient return process;90 days warranty and 30 days no reason to return