1.Support all bluetooth devices and phones
<br />2.Allow two phones to connect at the same time
<br />3.A2DP,support music playing
<br />4.Adjust volume using + -
<br />5.Control volume with vocal notification
<br />6.CSR Chip,bluetooth 4.0,low power consumption
<br />7.Pickup/hangup calls,redail the last call
<br />8.Yes-Pickup,no-hang up<p> <b><b><img src="https://contestimg.wish.com/api/webimage/57a844e55bd8ec7784ec63fb-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/57a844e55bd8ec7784ec63fb-1-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/57a844e55bd8ec7784ec63fb-2-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/57a844e55bd8ec7784ec63fb-3-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/57a844e55bd8ec7784ec63fb-4-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/57a844e55bd8ec7784ec63fb-5-large.jpg></b></b></p>