Gefen GTB-HD4K2K-148 HDMI video splitter

HDMI, 1:8, 3840 x 2160, 30Hz, 1080p Full HD, 300MHz The Gefen ToolBox 1:8 Splitter is ideal for retail establishments, sports bars, schools, museums, hospitals, hotel lobbies, and any other installations where Ultra High Definition HDCP-compliant AV content from an HDMI source needs to be displayed simultaneously on up to 8 Ultra HD displays.

The Gefen ToolBox 1:4 Splitter for HDMI 4Kx2K distributes one Hi-Def A/V source to four Ultra HD displays simultaneously, without loss of quality or resolution. This product works with any Hi-Def source and supports resolutions up to 3840 x 2160 (4K x 2K). It features Fast Switching Technology, and supports HDCP, Deep Color, 3DTV pass-through, and lossless audio formats such as Dolby® TrueHD and DTS-HD® Master Audio.

Fast Switching Technology (FST) is a Gefen software implementation for HDMI products. FST eliminates the lengthy HDMI authentication process, and allows connecting/disconnecting or turning ON / OFF of HDTV displays without having these activities affect other displays in the same distribution system