Conclusion:
+ Very good workmanship
+ With supplied cables are wertig
+ Connection is always stable and goes further than the specified 10m
+ On the iPhone even the battery status is indicated by the Bluetooth receiver.
+ Sound quality is excellent
+ Microphone, so you can use the receiver in the car hands-free calling
- Currently nothing to complain
Battery I can not say anything because I have not yet reached the 8 hours of continuous playing time.
However, in my iPhone full battery level is displayed after 2 hours still.
#### Update ####
Well, I already operate the receiver more than 8 hours and in my iPhone still 3/4 battery is displayed.
TOP device at low price