tai nghe bluetoothGOOJODOQ Pro 4 TWS Bluetooth 5.0

Welcome to 【GOOJODOQ SHOP】~Most of the spot goods will be dispatched from Binh Duong within 24 hours.If you are a wholesaler, please contact me to get the best wholesale price.All products in this store enjoy a 1-year warranty, your order will be protected, please feel free to contact me if you have any questions, I will provide you with VIP-level after-sales service~If you are satisfied with the product, please rate me. Thank you buyers~If you encounter product quality problems, damage, or unusability, please contact online customer service to return or exchange the product to avoid your loss. Product damage cannot be 100% avoided during transportation, please do not post negative comments.- - - - - - - - - Product Details - - - - - - - - hint:When connecting the headset for the first time, improper operation may cause the headset pairing failure. It only causes sound to come out of one of the headphones, not both. Follow the steps below to resolve the issue.1. Delete the connected pro 4 headset in the Bluetooth settings of the mobile phone;3. Turn off the Bluetooth function of the mobile phone, and turn off the power of the earphones on both sides;4. Open the charging compartment cover and take out the two earphones at the same time5. Wait for 5-10 seconds6. Turn on the bluetooth of the mobile phone7. Search for pro 4 connection, if the pairing is successful, it will prompt "connected"Red light: charging