Note: Due to the lighting effects and shooting angles, there is a color difference in the product, please understand._x000D_Due to manual measurement, there is a tolerance in the product size. Specification: Headphone battery: 120mAh_x000D_Horn: F10_x000D_Transmission distance: 15 meters_x000D_Music playback: 18 hours_x000D_Talk time: 15 hours_x000D_Charging time: 1 hour_x000D_Charging interface: micro interface_x000D_Main function: YES NO to answer and reject calls._x000D_Bare metal weight: 11.8G_x000D_OPP bag: 20G_x000D_Color box packaging: 34.6G_x000D_Headphone size: 6.2*5.3.*1.3CM_x000D_Color box size: 12.5*8.5*2.6CM Features: 11. Extremely light, comfortable to wear for a long time, the latest ergonomic design concept, completely fit the outside of the earplugs, the left and right ears can freely choose the way of wearing, wearing glasses does not affect the use. 22. Clear calls and high quality: Built-in high-performance lithium battery, battery life is about 20 hours, fast charging for 1-2 hours. 33. The speaker unit is an external speaker close to the ear, but not in the ear. It will help you hear your surroundings at the same time, keep you safe while cycling, running, and driving, and make it more convenient for business and work. 44. This wireless earphone adopts the latest BT 5.2 compatible chip to control low power consumption, and the transmission distance is longer, which is suitable for most electronic devices. 55. Faster speed, wider sound range and better high-fidelity sound quality. PackageList: 1*Single Ear Headphone 1*Charging Cable