CMB – A Contact Memory Button (CMB) is a battery-free read/write electronic data storage technology designed to perform in extreme operating environments associated with military, aerospace, utility, transportation, and industrial applications. A CMB enhances configuration management, asset tracking, inspection and maintenance functions throughout the service life of the asset to which it is attached. Only one middleware solution, RFIdirector alone supports the use of CMB’s, a critical component in data collection and tracking for a multitude of industries.