Wireless In-Ear Monitor System Professional Singers mic Flr Shure Microphone uhf. Mono Outputs, PLL Synthesized circuit. LCD display shows the RF level, AF level, channel and frequency. Up to 300 feet(100m) line-of-sight operating range.
Power Supply: DC12V-18V / 250mA. If you have any question, please feel free to contact me, thank you.