Tripp Lite Mini Displayport HDMI Splitter 1080P 1920X1080 60HZ 2-Port

4-Port 4K HDMI Splitter for Ultra-HD (4Kx2K) Video & Audio - 3840x2160 @ 24/30Hz

Tripp Lite Part# B118-004-UHD

Signal Splitters/Amplifiers – Signal Splitter - 1 HDMI Inputs - 4 HDMI Outputs - China - B118-004-UHD - 230 V AC Input Voltage - 4-Port 4K HDMI Splitter for Ultra-HD (4Kx2K) Video and Audio - 3840x2160 - External Power Supply ...

4X4 HDMI Matrix Switch for Video and Audio

Tripp Lite Part# B119-4X4

Signal Splitters/Amplifiers – TAA Compliant – Audio/Video Switchbox - 4 Displays Supported - 4 Input Devices Supported - Display - Full HD - 1920 x 1080 Maximum Video Resolution - 4 HDMI Inputs - 4 HDMI Outputs - Taiwan - 1.2" Height - 9.2" Width