Features: Fashionable appearance, small size, light weight, equipped with lanyard, easy to carry. Built-in speaker, calls are clearer. Equipped with a lithium battery with a capacity of 1000mAh for long standby for time. When the walkie-talkie encounters the crossover frequency, you can select channel and sub audio through the walkie-talkie to avoid the crossover frequency. With 3-level VOX function, no need to press the PPT button, as long as you speak, the walkie-talkie can automatically transmit signals. Use USB to charge, support fast charge.This walkie-talkie also has clock display and alarm function. Specifications: Material:Plastic+Metal Color:Black Frequency stability: ≤±2.5ppm Number of channels: 25 (factory default 22) Operating temperature range: -20℃~+60℃ Rated voltage: for DC 3.7V Battery capacity: 1000mAh Output power: about 2.0W Receive sensitivity: -122dbm Channel spacing: 12.5K/25KHz Call distance: 3KM Antenna Impedance: 50Ω Weight: 48g Dimensions: 84x35x12mm (without antenna) Package Includes: 1 x Walkie Talkie 1 x Charging Cable 1 x Dedicated Headset 1 x Manual 1 x Sling 1 x Ear Cap note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.