It is very tiny, but does its job to my complete satisfaction.
The included ear hook can be attached as required for the right or left ear on the headset and is easy to change later. On the Fast of earplugs holds even so in the ear, but in the long run the strap is secure. And, most important, if you stay longer at the ear has the headset, it suppressed even after long discussions nothing!
The connection with a Samsung smartphone worked as usual easy. Note, the headset operates with BT 4.0. Older devices may not yet perhaps. So look before.
It is fully controlled by a multi-function button. Take on and off, Bluetooth connection, calls and hang up, redial, all via an integrated on the back button. To save power, it turns off after 30 minutes of non-usage of self.
A second small button is for the volume of both the music and the conversations and the Next Jump to the next song.
The battery should stand for 14 days in standby. Whether that's true, I can not say, because I switch it off when not in use. It maintains, however, already for many weeks and still has yet to be charged.
The voice quality is absolutely good. The opposite can hear me loud and clear. I myself heard him somewhat duller than directly on the smartphone, but clearly and completely.
The enclosed bag is hit, finally a manufacturer of thinks of the time between use.