UHF-R wireless dual-channel handheld system includes 2 Beta 58A microphone cartridges, 2 UR2 transmitters and 2 UR4D dual diversity receiver. It offers more productivity, more reliability and more control. UHF-R is premier wireless technology that helps master complexities of large-scale wireless installations. UHF-R takes wireless to completely new level. Unparalleled control for complex installations. UHF-R automates setup and control operations to save time and effort on even the most complex networked installations. UHF-R's usability innovations include networked automatic frequency selection with group scan, infrared automatic transmitter sync and smart menu-driven system operation for fast setup and intuitive operation. Superior RF performance and reliability for every installation. With 3000 selectable frequencies across 75MHz of bandwidth, UHF-R provides up to 40 simultaneous compatible systems per band.