Works pretty well, depending on the area

I have this product for over 2 years now.
Concretely, the USB socket is great to be able to recharge any above device, iPhone or other
In terms of reception, it is quite random, and depends on both the vehicles, the radio, and zone. Do not expect a clear listening constantly. She did that in about 60% of the time. The rest of the time was frying, sometimes lightly, sometimes unbearable. The set is very sensitive, and just move the remote control of a few centimeters to change the reception quality.
In conclusion, it is useful for troubleshooting, but does not do the trick for a constantly listening