1. Product quality. When buying a Bluetooth headset, you should pay more attention to the quality and performance of the product, headphone manufacturer，such as battery life and radiation level.
2. Call quality. In general, using a Bluetooth headset with a pole design, the call quality obtained is better than other types of products because the microphone is closer to the mouth.
3. Standby time. The longer the standby time of the headset, the more troublesome it can be charged, which is also one of the criteria for measuring the performance of Bluetooth headsets.
4. Compatibility. When we choose a Bluetooth headset, we must take a look and try it with our own mobile phone and other people's mobile phones. After all, compatibility affects the quality of our calls.
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