Defining Wiring Connections for Electrical Devices To describe connectors and other connection details of attaching of electrical devices that can be wired, dedicated type of Geometry called Wiring Object is used. All specified parameters and details of the Wiring Object are defined in Geometry Type Wiring Object in the GDTF Spec. In this example, we define connectors for a device which has a Power (Power In and Power Out via Neutrik Powercon True1), DMX (DMX In and DMX Out via XLR 5Pi