Bluetooth 5.0: These Bluetooth headsets are equipped with Bluetooth 5.0 Class 2 technology and have an ANC function to provide quality sound.

Long standby time: About 2.5 hours for a full charge, these Bluetooth headsets can be used for more than 160 hours.

Battery level indicator: These Bluetooth headsets show the battery level clearly for IOS and Android systems.

Convenience for calling: These Bluetooth headsets support incoming calls, reject calls and hang-up calls, which is very convenient for voice conversation.