2pcs Mini Walkie Talkie 3 Km 2 Way Fm Radio Transceiver With Headphones Earpiece Headset Clip Lanyard USB Pocket Size Interphone This radio is perfect for teams looking to improve their communication. Superior chip adopted, these walkie talkies ensure that your team can maintain clear and organized communications. You can safely and efficiently charge them by the included USB cable. Also these mini radios are easy to hide in the pocket and will not affect the dress. It is widely used by staff at hotel, shopping mall, supermarket, hairdressing salon, hospital and so on. Anyone needing to coordinate communications between multiple teams or units, this may be a perfect choice for you Features: High performance speaker and stable transmission ensure clear communication. Mini size for easy portability, you can hide it wherever you want. Transceiver and earpiece are both designed with clip for easy attachment. Also come with 2 lanyards. Transmission range depends on many factors (weather, buildings, etc). General range is 1-3 km. Ergonomically-designed speaker, will not cause you discomfort. Applications: Used at supermarkets, shopping centers, hotels and other places. The LED light helps you easily know the status of radio, in charging, active or signal receiving status. Specifications: Color: Black Material: ABS Size: Approx. 65 * 26 * 14 mm / 2.6 * 1.0 * 0.6 inch Frequency: 400-470MHz Power: 3W Channels: 16 Voltage: 7.2V Battery Capacity: 2000mA Antenna Impedance: 50 Communication Distance: 1-3 km / 1.86-0.62 mile Package Weight: About 190g Package List: 2 * Radio 2 * Earphone 2 * Earmuff 1 * USB Charging Cable 2 * Lanyard 1 * User Manual Note: 1. Install antenna before transmitting. 2. Do not twist or bend the antenna while using. 3. Power off the radio before you charge it.