I think Huawei fast charger can charge headphones.
See what type of charger Huawei mobile phone is equipped with, if it is a fast charger, it is better not to charge wireless headphones, Huawei mobile phone fast charge output voltage is 5-9V, the current is 2-5A, and wireless headphones are generally 5V1A charging voltage and current, in this case, fast charge wireless headphones easy to charge the wireless headset battery bad.
Charging with a charging plug, the QCY Bluetooth headphone usb charger has a wide voltage range of 100V to 240V, efficient power output, can adapt to a variety of power environments, and can be easily charged as long as the charging cable is connected. You can choose your own mobile phone charging head, as long as the 5V1A charging head is suitable for QCY Bluetooth headset charging.
Headphones can be charged, but the power is not up to the fast charge standard. And it's not good for headphones in the long run. Huawei wireless Bluetooth headset instructions for the quick power that the detailed explanation, to see whether it can adapt to Huawei fast charge, if not, it is best not to use the Huawei fast charge to Huawei wireless Bluetooth headset charge, otherwise it will be unfavorable to Huawei wireless Bluetooth headset.
The earphone will be provided with a type-C charging cable for charging. Use the standard type-C charging cable to connect to the type-C interface of the charging box to charge the charging box