1. Please open the charging interface of the right earphone control box (including the button);
2. Connect the charger (5V 0.5A and above) to charge through the USB Type-C interface charging cable. When the indicator lights up, it means normal charging.
3.FreeLace headphones can also be directly plugged into the USB-C interface of devices supporting OTG reverse charging (mobile phone\/tablet \/PC) for charging.
Warm reminder: the headset will automatically turn on when charging and connect the recently connected device, which is convenient to check the power in real time, but the headset cannot be used. When you talk or play music, the sound will come out from the side of the phone. If you need to use it, pull out the headset and turn on the magnetic absorption.
Use a special charger for Bluetooth headphones, if there is no special charger, choose a suitable charger can also be charged, but the charger should be the same interface, and the rated output power of the same charger can be used.