Low Frequency

A single global standard is globally accepted since publication by ISO (ISO 15186-3) several years ago.

High Frequency

A single global standard is globally accepted since publication by ISO (ISO 15693) several years ago.

Ultra High Frequency

A global standard was only agreed and published end 2004 by EPCGlobal (EPCGlobal G2). This standard was endorsed by ISO and published in ISO 18000/6C. This has been adopted by most users such as Wal-Mart, Metro, The Department of Defence, GSK, the automotive association ANSI, and others.