Zenex ZN-SP5570 Portable USB/SD/iPod/MP3 Player Speaker FM Radio

alaTest has collected and analyzed 9 user reviews of Zenex ZN-SP5570 Portable USB/SD/iPod/MP3 Player Speaker FM Radio from Amazon.com. The average user rating for this product is 3.2/5, 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 storage and reliability. The price and sound also get good opinions. The usability and performance get critical views. Opinions about the size and battery are different.