2 long enough female-male XLR balanced cables. 1 Amplified audio mixer with at least 2 CH XLR inputs. (or mixer+amp) 1 Pair of outdoor speakers (stereo). At least. 1 (or more) Screen(s) or long, white, flat wall(s). 1 (or more) Video Projerctor(s). (preferently VGA input -or HDMI-) ·1 or 2 Matrox (if multiple projectors are avaliable). *1 video mixer w at least 2 ch inputs (optional) *30 anaglyph 3D glasses provided by artist