Electronic accessories maker ZAGG (NASDAQ:ZAGG) is down about 50% from its 2011 peak, but turned in a strong fourth-quarter earnings report.

Our Rex Moore spoke with ZAGG at the big International CES in Las Vegas. In this installment of a multi-part series, product development manager Ben Godfrey talks about the upcoming release of Caliber Advantage: a new case and controller designed to give Apple's (NASDAQ:AAPL) iPhone the same type of controls found on traditional gamepads.