Anyone who's traveled outside of the country has dealt with the frustration of mismatched electronics. But Popular Electronics, Inc. eliminates the problem with a wealth of power converters and adapters. Since 1998, the Chicagoland establishment has stocked all manner of electronics and appliances specifically designed to be compatible with all outlets, no matter where you are. Their selection includes unlocked phones, multiregion DVD and Blu-ray players, and 220-volt kitchen appliances from name brands including Sony, LG, and Hewlett-Packard.