alaTest has collected and analyzed 59 user reviews of Insignia NS-DV4G from Amazon.com. The average user rating for this product is 4.1/5, 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 battery and sound. The usability and portability also get good feedback. There are some less positive opinions about the reliability.