Reversible usb gender changer panel mount neutrik nausb w the neutrik usb changer reversible usb a usb b incorporates the following features 1 x usb a socket to 1 x usb b socket panel mount reversible gender changer copper contact material gold contact plating pa6 body material 30mr contact resistance 05kv dc dielectric strength 1gr insulation resistance 15a rated current per contact 30v ac voltage rating 35n insertion force 10n withdrawal force 1500 mating cycles zinc die