Described is a technology by which a relay is coupled to a network and to an endpoint. The torch consumable components, in part, comprise an electrode and a tip that include a variety of configurations for improved cooling, electrical contact, and attachment to adjacent torch components. Each of the images is compared to a stored image of a user. The billing data may be processed according to client billing specifications corresponding to a client billing system used by the customer. The tray can further include an inlet port for water and a water chamber for released germination. The system includes an implantable cardiac stimulation device, including a conductive enclosure, ventricular arrhythmia termination pulse generator, and an atrial arrhythmia termination pulse generator.