NEC is the world leader in Open RAN 5G RU technology and has been working with the earliest adopters of open interfaces in the market. NEC Open RAN Radio Units are field-proven products and offer customers the benefit of vendor choice with its commitment to openness and the ORAN compliant interface in the fronthaul. NEC Open RUs have successfully completed Interoperability testing with numerous Open DU partners based on O-RAN fronthaul standards. NEC actively participates in a joint collaboration with a Tier1 operator and other innovative industry-leading vendors to establish open ecosystems that provide interoperability, flexibility and promote competition, all to the benefit of CSPs. NEC?s field proven radio units offer best-in-class performance and quality. MB4604-n5050 and others listed below are single band macro units that support LTE/NR technology. They also provide an open front-haul interface, which complies with O-RAN Option 7-2x category A.