The sound is as good as if the source was plugged directly into the stereo. Much better quality sound than my old bluetooth speaker on my car visor. My only complaint is that the left and right channel output on mine is reversed.

It seems to power itself down after a long period of non-use, which i like because i always forget to turn it off when exiting the van. Takes less time than plugging in and unwinding an aux chord.

The battery lasts forever. Only difficulty is if you want to run over 10 hrs. It's either charge mode, off, or receiving on battery.

This bluetooth baby lets me listen to my phone's audio over my owncar speakers. Still sounds great when playing internet radio through my android phone. Even just for broadcasting my pandora stations from my galaxy note 5. If you want blue tooth for a...  Read More

It connects'most of the time' - but fails enough (15%) to be a pain. It drains even when device is powered-off. If it connects while sound is playing, it seems to make a spotty connection. Adds a substantial amount of lag to the audio.

The device is small and very lightweight, but it is also very chintzy plastic. Works fairly decently, however, when you have about 30% battery left you get a message that interrupts your music. The battery life is a joke.