TOZO HA1

Check the setting of answering method on your cell phone and confirm if need some setting when connecting the Bluetooth device.

Here are some methods for your reference. ·Download a Bluetooth receiver to connect(in the computer settings) ·Kindly check if your computer’s Bluetooth version supports Bluetooth 5.0

The headphones can operate within a temperature range of -10°C to 50°C and can be stored at temperatures ranging from -30°C to 70°C. However, it is not recommended to use or store the headphones in extreme temperatures for extended periods to ensure their optimal performance and longevity.