Features: Long Range Coverage: With 8 frequency bands and 99 infra-acoustic frequency channels, the walkie talkies supports up to 3KM wireless talkback for sea area, and 1-2km for outdoor open ground. Ultra Clear Sound: Auto squelch function will mute the background noise, so that children can get the crisp sound even in crowded places. And low frequency can reduce the signal interference. Smooth sound quality with adjustable volume levels. Easy to Use: Only 5 control buttons at the front side, simple to operate, and an uncomplicated push-to-talk button makes it easy for kids to use. Suitable for kids outdoor games, camping, hiking, etc. Ergonomic Design: Compact size and light weight, fits perfectly in children's little hands; built-in 10 ringtone modes and flashlight, practical and reliable. Perfect Adventure Kids Toys: Can broadcast to one or multiple units and is able to use different channels. Stay connecting with your friends and families in outdoor activities. Specifications: Color: Pink + Pink/ Blue + Blue/ Pink + Blue(optional) Frequency Bands: 8 Infra-acoustic Frequency Mode: 99 Ringtone Mode: 10 Transmitting Power: 0.5W Hand-free Call Mode: off, 01, 02, 03 Transmission Distance: 3km for sea area, 1-2km for outdoor open ground, 500m for dense building Power Supply: 4 * 1.5V AAA(not included) Item Size: 14.5 * 5.5 * 3cm/ 5.7 * 2.2 * 1.2in Item Weight: 70g/ 2.5oz(single & without batteries) Packing List: 1 * Pair of Walkie Talkies 1 * Users Manual