4GB headphone bluetooth MP3 sunglass Mp3 Player

alaTest has collected and analyzed 25 user reviews of 4GB headphone bluetooth MP3 sunglass Mp3 Player from Amazon.com. The average user rating for this product is 2.6/5, compared to an average user rating of 3.8/5 for other products in the same category on Amazon.com. Reviewers are impressed by the size. The sound is also appreciated. Comments about the usability and price are different. There are some critical comments about the reliability and design.