The main functions of hands-free Bluetooth headsets are listening to music, answering calls, ending calls, rejecting calls, and redialing the last number.
The headsets reduce the background noise, enabling the user to have a natural talking experience.
The headset has a built-in lithium battery that supports it to work for a long time with only 2 hours of charging.
Bluetooth hands-free is very comfortable to wear and is very lightweight.
It directly displays the Bluetooth power on the iPhone's screen. In Android phones, (Find Myheadset) application is to be downloaded to display the Bluetooth power.