Extron RGB 460xi Black VGA Wall Plate Interface, S/N A04C47J E18123 WO 1428507-50, DA2 RGBHV Wideband RGB Distribution Amp, S/N A04J2K7 E 18545 WO 1445641-222, AtteroTech UND4I-L input Dante Interface w/ Logic I/O, S/N 151013-0028, Extron P/2 DA2xi 1x2 VGA - QXGA Distribution Amp, S/N A0MC0AJ E24950 PO 191462, DA2 HD 4K 1 input/2 output distribution amp, S/N A1X36UM and Extron DTP T USW 233 auto switch, S/N A0X71D7 E 27012 WO 2239883-21