Brands: Golf
<br />Stand by time: 100hour
<br />Model: B5 Bluetooth earphone 
<br />Call time: About 4 hour
<br />Blutooth version:V4.1+EDR
<br />Charging time:2.5 hour
<br />Color: Black White
<br />Size:W53.4*D13.4*H19.7mm
<br />Signal range: 10-15 Meter 
<br />Product Weight: 5.7g