Ubiquiti Networks airMAX 5 GHz PowerBeam ac, PBE-5AC-620 (CPE with 29 dBi antenna, 450+ Mbps) Ubiquiti PBE-5AC-620 PowerBeam AC 5GHz 29dBi 620mm 450+ Mbps airMAX ac Bridge Incorporating a dish reflector design with proprietary airMAX ac technology, the PowerBeam ac is ideal for CPE deployments requiring maximum performance. Ubiquitis InnerFeed technology integrates the radio into the feedhorn of an antenna, so there is no need for cables to connect the radio to the antenna PowerBeam AC offer improved latency, noise immunity, scalability and significantly increased 450+ Mbps throughput performance. The PowerBeam acs excellent beam directivity provides the best performance in high-noise environments.