The two-way radio is designed in a convenient size for easy portability. Whether in your pocket or around your neck, you can easily talk to others through the handset.     Independent signal amplification technology to ensure clear sound quality.     This radio is perfect for teams looking to improve communication. These mini radios are also easy to stash in your pocket and won't interfere with clothing.     Low power consumption, long working time.     Perfect for hotel workers, mall workers, supermarket workers, hair salon workers, workers or anyone who needs to coordinate communications between multiple teams or units.          Product name: walkie-talkie     Frequency band: UHF     Frequency: 400-480MHZ     Distance: about 3 kilometers     Channel capacity: 16     Output power: 0.5W     Modulation limit: less than or equal to +/- 5KHZ     Emission current: 300MAh     Audio power: greater or equal to 400mW     Rated voltage: 3.7 V     Colour: black     Material: plastic          Package Contents:     2 * Walkie-talkie     2 * Lanyard     2 * Headphones     2 * Charging cable          Only the above package content, other products are not included.     Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.