Bluetooth Earphone Types

Monaural
Single ear Bluetooth earphones are mostly wireless and compact styles that can be worn directly on the ear. Their main function is to answer and end calls, and they can be adjusted to control the volume. Some models of single ear Bluetooth earphones also have technologies such as dual standby, dual microphone, and Liyin (also known as noise reduction, which can achieve a better call environment).
stereo
Stereo Bluetooth earphones are based on the phone's support for A2DP Bluetooth stereo protocol. Only phones that support A2DP Bluetooth stereo protocol can be connected
Other Bluetooth devices
Connect stereo Bluetooth earphones and enjoy Bluetooth earphone music. Stereo Bluetooth earphones have styles such as neck hooks, earphones, clips, and glasses, among which the neck hooks and clips are all wired Bluetooth earphones. The main function is not only to answer and end calls, but also to directly listen to music. At the same time, some stereo Bluetooth earphones also have a liquid crystal display screen, which not only allows you to easily see the call number, but also has functions such as displaying song names and lyrics.