OMNITRONIC UHF E-FLEX 2 is a license-free, two-channel wireless microphone system comprising a UHF receiver and two handheld transmitters. It operates in the 823–832 MHz and 863–865 MHz ranges with 16 selectable frequencies in two groups. The receiver provides separate channel volume controls, balanced XLR outputs, a mixed 6.3 mm output, detachable BNC antennas and a multicolor LED display. A rack kit and power supply are included.