The Iem monitor wireless Phaselab WPM7 offers an impressive frequency range of 20-20000Hz with true diversity for flawless audio reception. This advanced unit features adjustable frequencies, level/volume output control, a switch for stereo/mono operation, dual XLR female combo inputs (L-R), a 6.5mm phones out, external adapter, and an antenna. Equipped with a stereo transmitter and bodypack, it ensures professional-grade sound reproduction for various applications.