This Trade Mark is attributed by the dPMR Association to any radio, system or infrastructure that can demonstrate compliance with the required conformance and interoperability standards. These standards are published by ETSI, as are those for the dPMR Air Interface protocol. dPMR equipment will have to comply with the ETSI TS102 726 multipart standard for conformance and interoperability and dPMR446 with the TS102 587 multipart standard. This use of open ETSI standards for protocol, conformance and interoperability ensures that users can have the highest confidence in sourcing equipment from any vendor who has received the Trade Mark from the dPMR Association.