The OMNITRONIC UHF E-FLEX Bodypack is a pocket transmitter with a PLL multifrequency system covering UHF 823–832 MHz and 863–865 MHz. It provides 16 selectable frequencies in two groups, adjustable sensitivity, automatic receiver pairing, a 4-digit 7-segment LED display, and charge-status indication. The FM transmitter has a 3-pin Mini XLR connector, operates on two AA batteries, and offers a range of up to 30 m with line of sight.