Form: A perfect fit to your ear, do not mind, you forget that you have the headset on your ear. Sonically: you can easily adjust the volume, no noise, clean sound. Micro also - without any problems. Connection: Very easy, connects automatically when the phone is out of reach. Charging way: via mini USB (as my phone) - very convenient. you do not need an extra chargers.
Very good finish for the price -optimal!
For me, the above characteristics were important, I am very happy with it and can recommend the headset with a light heart!