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

Q: Almost impossible to install. Extremely aggravating to install light.the wiring harness is a bust to short. Honestly it looks great installed but it took me at least 5 hours to install and had to buy another wiring harness

A: The wiring kit that it comes with is basically unusable and to short.
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Q: I am not happy with this product at all they don't work when using them for call purposes the other person on the other end cannot hear or understand me. it sounds like a robot is talking. This is one of the worst products I have bought on Amazon ever.

A: I am not happy with this product at all they don't work when ...
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Q: As soon as I got the unit I plugged it in and it started smelling like something was burning. I smelled the converter and it was from inside. Did not work either when I was ready to go.

A:
... unit I plugged it in and it started smelling like something was burning
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