Buying guide
1. Compatibility
Although the versions between the various Bluetooth versions can be very compatible with each other, it is inevitable that there will be special circumstances. Before you buy, you must test it in the physical store or check the comments of the products and the test results of the netizens.
2. Bluetooth version
The 4.0 version of the transmission distance and transmission speed is qualitatively improved compared to the old version. In the case of the device support 4.0, try to consider the Bluetooth 4.0 headset first.
3. Sound quality
The sound quality is not limited to music playback, it can also affect the quality of the call. In addition, an active noise reduction function can also improve the sound quality. The Bluetooth headset with active noise reduction can also be obtained in an outdoor noisy environment. For clear call quality.
4. standby time
Most Bluetooth headsets use built-in batteries, so it also affects the use of Bluetooth headsets. The actual battery life of Bluetooth headsets requires extra attention. Generally speaking, people do not often make calls when they go out, and generally have a four-hour call duration to satisfy one day of use. The standby time of the headset is also very important, and it takes a long time to charge the battery, so it is beneficial to have a longer standby time.
5.number of pairs
Many business people have multiple mobile phones and may need to purchase a Bluetooth headset that supports multiple connections.