A host connectable device for enabling a user to select a mode using a menu screen automatically provided upon connecting to a host device, and a mode selection method thereof. The chip pad comprises a main pad portion and a ring pad portion. Further, embodiments may include communicating the state of the available Internet addresses to a Multi Connection Transport Protocol. The inventory is maintained based on a result of the considering step. The neckpiece may include a physiological sensing element. Polynucleotides encoding said fusion proteins are also provided, as are cells comprising said polynucleotides and fusion proteins.