Specifications: 17X10X7CM Material: ABS Support up to 3KM straight line clear dialogue With flashlight function Built-in 1000mAH capacity battery, USB charging, convenient and durable With lanyard and charging cable Product Description: 1. Child friendly design Elegant, brightly colored children's walkie-talkies appeal to both girls and boys. 100% safe for children. Perfect for indoor and outdoor use 2. Built-in 1000mAh battery Children's walkie-talkie with built-in 1000mAh battery, long working time and easy to use 3. [Easy to use] Our walkie-talkie has minimal buttons and a simple interface, making it so easy to use that even young children can use it 4. [Long range, clear voice] Whether you're going camping or just playing around the house, kids love the 22-channel two-way walkie-talkie to communicate with family and friends. They will enjoy uninterrupted communication up to 3~5 kilometers (completely open space) with clear voice 5. [Additional functions] Give your child, niece or nephew a walkie-talkie In addition to a built-in LED flashlight, intuitive LCD display, VOX function and volume control, this set is also equipped with a CTCSS system to protect children from outside disturbances Features: Function 1 --- Interference Eliminator Code Interference canceller codes help minimize interference by providing a choice of code combinations. To set a code for a channel: 1. Press the MENU button until the code starts flashing 2. Press to select the code 0-99 or 99-0 3. Press the PTT button to save the code settings Function 2---Lock the keyboard 1. To avoid accidentally changing radio settings, press the talk key for 3 seconds or until the talk key appears and a "beep" sounds. You can turn the radio on and off, you cannot adjust the volume, menu and monitor channels. All other functions are locked 2 To unlock the radio, press the call key for 3 seconds or until the call key is no longer displayed. and there is a "beep" signal Note: Only the PTT key and call key are valid during the lock Function 3---Set call tone 1. Press the MENU key until the cr08 icon appears Current call tone flashing settings 2. Press (up/down) to change and hear the call tone 3. Press the PTT key to save Function 4---Voice transmission (VOX) Initiate a transmission by speaking into the radio's microphone instead of pressing the PTT button 1. Press the MENU button 3 times to enter the voice control function setting 2. Voice control level 1-3 optional (lowest level 1, highest level 3, is disabled) packing list: 2X intercom 1XUSB cable