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Boss Audio Systems 640UI

Boss Audio Systems 640UI
alaAverage 4.7

3 reviews

Apr, 2018

alaTest has collected and analyzed 3 reviews of Boss Audio Systems 640UI. The average rating for this product is 4.7/5, compared to an average rating of 4.2/5 for other Audio Systems for all reviews.

On average, users rate this product 93/100.

Review analysis

(Based on 3 reviews)

User Reviews  


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Showing 1 - 3 of 3 Show Reviews: in English

Consumer review (



I replaced all my stock speakers with Blaupunkt 2ways and 3ways and the EQ curves let me use the most out of those. As well I like using that feature with my subs. Great looking and sounding unit, there are no complaints. I can honestly say I've never...

Consumer review (

Boss 640UI Car Audio Player


I am really satisfied with the quality and look of the object.

Consumer review (



Everything is good except you need to plug USB every time you start this radio.