Floureon Twin Walkie Talkies 22 Channel FRS/GMRS UHF462-467MHz 2-Way Radio 3KM Range Interphone for Outdoor Activity (Red/Black,4 Packs) 22 channel PMR system auto scan function;Transmitting and receiving icons UHF462-467MHz Frequency Range;Generous range up to 3km (MAX 5km open field) Good sound quality,Adjustable volume level;Find an open channel fast with auto channel scan LCD backlit display, battery status indicator Great for supermarkets, shopping centres, festivals and any outdoor activities