Hands-Free Function: The walkie-talkie supports voice activation (VOX)- -relax kids' hands, send your voice without pressing the TALK button. It is useful for outdoor adventures, hiking, camping, horse riding and other different activities. Best memory gift for family. Useful Features: 22 main channels 462-467MHz (FRS or GMRS) with sub-channels, providing 2 miles wireless communication. When using CTCSS (Continuous Tone Coded Squelch System), you are free to 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 resistant, built-in flashlight for night, day and night play. With a cool exterior, compact bodies, ergonomic design, channel lock function and simple push-to-talk operation, aimed at kids ages 3 and up., Easy to Use: Modern compact design. Simple push to talk operation, double click to activate single beep. Broadcast to single or multiple units, different channels can be used. Perfect Gift for Kids: Kids love to chat with these well-made walkie-talkies, it's a perfect choice for introducing your child directly. Ideal for indoor and outdoor activities such as shopping, spring outings and summer camping.Products from JINYI's store