OMNITRONIC LH-020 is a compact analog mixer for combining three microphones into one line-level master output. It provides three balanced XLR microphone inputs with individual rotary level controls, switchable 18 V phantom power and low-cut switching. The unit includes a clip indicator, a balanced XLR master output and a stereo 6.3 mm headphone output. It has a silver desktop-console housing and can be powered by the supplied AC adapter or two 9 V batteries.