Ultimate Guide to Syma X5C Explorers Quadcopter Posted on May 15, 2015 by Mike Gortolev Syma is one of the best brands of quadcopters in the world. What’s their number one seller? The Syma X5C Explorer’s Quadcopter. The post Ultimate Guide to Syma X5C Explorers Quadcopter appeared first on Dronebly. SOURCE: Dronebly – Read entire story here.