A radio communication system includes a relay station, a first radio base station, second radio base stations, and a mobile station. The waveform is created within a unit interval whenever successive data bits transition between logic states. A verification entity receives the encryption stream which is sent by the merchant for identity verification and payment authorization. A subsequent device reset signal may be generated after entering scan mode. The casing has at least one base portion and side compartments, at least one of the side compartments being connected to a water system designed to distribute hot liquid within it.