TWS Mini Portable Wireless Headsets Bluetooth In-Ear Earphone Noise Reduction Earbud Invisible Sleep Headphones With HD Mic

Kindly note: If you have any question after you receive the item , please contact us first before opening dispute and leave a comment, much appreciate  Parameters: * Bluetooth Version: 5.4 * Play Time: About 4h * Standby Time: About 120h * Headphone Charging Time: about 1.5h * Headphone Battery Capacity: 30mAh * Charging Voltage: DC 5V * Charging Port: Type-C Charging Port * Bluetooth Headset Transmission Distance:<10m * Frequency Range: 20HZ-20KHZ * Material: ABS+PC * Instruction: Chinese/English * Signal-to-Noise Ratio:>90DB * Key/touch: Touch * Color: Black/Khaki * Charging Line Length: 200MM * Low Power Reminder: Voice Feature: * IPX5 Waterproof and Dustproof * High Capacity Battery * HD Voice * HiFi Sound * Smart keys * LED Display Package Included: * Color Box Packaging * 1 * Charging Bin * 1 * Headset * 2 * Instructions * 1 * Charging Cable * 1 FAQ: Q: What should I do if the earphones doesn't connect to my device? A: Please delete the connection record and reconnect it with the mobile phone. Q: What should I do if one earbud have no sound while the other one is normal? A: Please place the earphones back to the charging case, then open the case and reconnect it to the mobile phone. If it doesn't work, please reset the earphones and try again.