ATEN VM5808HA - video/audio switch - 8 x 8 HDMI matrix with scaler - rack-mountable - VM5808HA - Audio & Video Cables - CDW.com
UHD4Kx2K HDMI 16x16 matrix switcher with WEB GUI control_Digital Conference System, Audio Conferencing System - VISSONIC
Amazon.com: Enbuer HDMI Matrix Switch 4x4, 4K HDMI Matrix Switcher Splitter 4 in 4 Out Box with EDID Extractor and IR Remote Control Support 4K HDR, HDMI 2.0b, HDCP 2.2, 4K@60Hz, 3D,
Ultra HD 2x2 HDMI Matrix Switch 4K with Audio Extractor (UHDS-202) | OREI
8x8 UHD 4K2K HDMI Matrix Routing Switcher w/ Full EDID Management/Learning w/ Preview Port | ShinybowUSA