Key Digital(R) Introduces at Infocomm 2016, UHD/4K HDBaseT/HDMI HDCP2.2 Matrix Switchers with Built-in Compass Control(R) System, Models: KD-Pro6x6CC and KD-Pro8x8CC MOUNT VERNON, N.Y., May 10, 2016 (GLOBE NEWSWIRE) -- Key Digital®, an award winning (CES, InfoComm, CEDIA, NAHB) manufacturer of leading-edge technology for HDTV applications, showcases UHD/4K...