The Marshall <strong>V-LCD171MD</strong> monitor provides excellent features in a popular 17-inch size. Straight-forward design with the most-used features built-in including waveform and audio bar overlays, loud speakers, programmable function buttons, three-color tally lights and tilting mount design for easy viewing. Great for use in news vans, satellite trucks and central equipment rooms. The V-LCD171MD base unit comes with no preinstalled module.</p><p>The V-LCD171MD-3G option includes the base unit with a preinstalled MD-3GE module providing an additional 3G/HD/SD-SDI input with loop-through.</p>