Dual 3.5" Portable Navigation and Entertainment System

alaTest has collected and analyzed 8 user reviews of Dual 3.5" Portable Navigation and Entertainment System from Amazon.com. The average user rating for this product is 4.1/5, compared to an average user rating of 4.0/5 for other GPS on Amazon.com. People are impressed by the screen. The usability also gets good feedback, whereas there are some negative opinions about the reliability. There are some mixed comments about the price.