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. signal amplification technology to clear sound quality. This radio is perfect for looking to improve communication. These mini radios are also easy to stash in your pocket and 't interfere with clothing. Low power consumption, long working time. Perfect for hotel workers, mall workers, supermarket workers, hair salon workers, hospital workers or anyone who needs to coordinate communications between multiple 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 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.