Speaker function: The walkie-talkie supports voice-activated (VOX) communication - relax your children's hands, send your voice without pressing the TALK button. It is used for outdoor adventures, hiking, camping, riding and other various activities. Best memory gift for the family.^ User features: 22 main channels 462-467mhz (FRS/GMRS) with sub-channels, ensuring 2 miles of wireless communication. When using CTCSS (Continuous Tone Coded Squelch System), you can freely use 99 low-frequency tones (67-250mhz), your signals will not be disturbed with this strong anti-interference performance.^ User-friendly design: Portable and easy to use, 1.2m drop-proof, built-in flashlight for night play, day and night companionship. with cool appearance, compact bodies, ergonomic design, channel lock function and simple push-to-talk operation, designed for children aged 3 and up.^ Easy to use: Modern compact design. Simple push-to-talk operation, double-click to activate a simple signal. Transmit to one or more units, possibility to use different channels.^ Perfect gift for children: Children LOVE to chat with these well-made walkie-talkies, it is a perfect choice to introduce your child directly. Perfect for both indoor and outdoor activities such as shopping, spring trips and summer camping.