However, for causes of charge, style and error avoidance, the bracelet does not have any person interface, nor any biometric sensors: All person conversation is assisted by 3rd-party units, these types of as person phones and stage of sale terminals. Plant Asset Management systems, OPC, and SCADA interconnect very low-degree gadgets, this sort of as transmitters, actuators, PLCs, with large-stage purposes, these kinds of as MES and ERP.