1. A powered device, comprising:
a device housing enclosing electrical components and defining an opening leading into a receptacle connector that includes
a base portion recessed below an outer surface of the device housing;
a first electrical contact having a substantially circular geometry and extending away from the base portion of the receptacle
a second electrical contact extending from the base portion of the receptacle connector and enclosing the first electrical
wherein the first and second electrical contacts are configured to receive electricity for powering the electrical components.