(2) Two Genuine NEUTRIK NE8FDP NAUSB-W Panel Mount Reversible USB Gender Changer Adapter D-Series Chassis Panel Mount NICKEL Neutrik NAUSB-W Feed-thru Reversible USB A/B Adapter D Panel Overview Neutrik's NAUSB-W, a reversible USB gender changer, is mounted in the standardized D-shape housing. It offers an elegant and reliable solution the problems related to integrating digital connections between your equipment. Built to the USB 2.0 standard, it's built to take the punishment of frequent use for years to come.