The headset first fully charge via the USB to micro-USB cable. During charging, a red light is visible. The cable is 75 cm long and sufficiently.
The connection to Bluetooth with Samsung works fine. During activation, it will flash red and blue. You can connect two mobile phones. (IPhone not tried)
There is only one universal knob. The rest is done through voice recognition. When a call you can say yes to accept or No to reject. Or pressing the one button long, so you can also accept. Battery and micro, everything is integrated into the small black part.
The music transfer is good, no clatter or noise. The volume is also regulated via a button. The range is about ten meters.
When the headset is fully charged, so you can call 4 hours listening to music and 5 hours in standby mode, it holds by 125 hours. After the break it is automatically placed after 30 minutes to sleep. If the battery is almost empty, a signal sounds.
