1, Frequency range: 740-790MHz 2, Working distance: 150-300m 3, Two channel line mixing output, XRL independent output HT-8112U Wireless MicrophoneFeatures:1, Frequency range: 740 ~790MHz2, Number of channels: 200 CH, available for multiple channels extending using3, PLL (phase-lock loop) technology, frequency stability<±100Hz4, Two channel line mixing output, XRL independent output5, Working ...