This product is Huawei freebuds 4i original accessories, not complete earphone. It is for missing replacement.

After receiving the goods, please put the earphone into the charging case and charge it for a period of time. And then they pair up again. When the earphone is in the box and the cover is open, press and hold the key for more than 10 seconds until the indicator light in the box is red, and then reset the earphone. Clear the pairing information of the recorded mobile phone that has been connected to the headset before; after the red light flashes for 3S, the indicator light in the box will flash white to enter the re pairing mode