In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.

[EX Q]: Not much different than OEM. I'm actually contemplating returning them. I was expecting a nice hint of blue, but nothing...these are actually quite yellow. Did I get fakes? I don't know...but I know that it was a lot of $ I wasted on these expecting an upgrade. My car is a 2017 BMW M3 with projector headlamps
[EX A]: Not much different than OEM 2017 BMW M3. I'm actually contemplating returning them.

[EX Q]: I bought this specifically for fast charging my Galaxy S7 Edge which it does not do. The Dual Ports will be nice for charging other devices maybe?
[EX A]: The Dual Ports will be nice for charging other devices maybe

[EX Q]: The speaker has a very short battery life, and it isn't very loud either. Not to mention the bluetooth instructions are confusing and the voice that it uses has a heavy accent that is difficult to understand.
[EX A]:
The speaker has a very short battery life, and ...