An article is disclosed. The article is an open connector that includes a base and first and second sides. The base and the first and second sides together define a receptacle channel. The receptacle channel is sized and shaped to receive a connector insert. The open connector includes one or several electrical contacts that can be located proximate to the base of the open connector. The electrical contact electrically connects with the connector insert. The open connector includes a retainer that can interact with a portion of the connector insert to retain the connector insert within the receptacle channel.