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ATEN VM5808HA - video/audio switch - 8 x 8 HDMI matrix with scaler - rack-mountable - VM5808HA - Audio & Video Cables - CDW.com
Amazon.com: FERRISA 4x2 HDMI Matrix Switch,4 in 2 Out Matrix HDMI Video Switcher Splitter +Optical & L/R Audio Output,Support Ultra HD 4K,3D 1080P,Audio EDID Extractor with IR Remote Control : Electronics
8x8 UHD 4K2K HDMI Matrix Routing Switcher w/ Full EDID Management/Learning w/ Preview Port | ShinybowUSA
HDMI Matrix Switch 4x4 SGEYR 4 in 4 Out HDMI Switcher Splitter Audio Video Distributor Selector Box with IR Remot,RS232 Switches _ - AliExpress Mobile
UHD4Kx2K HDMI 16x16 matrix switcher with WEB GUI control_Digital Conference System, Audio Conferencing System - VISSONIC
Comprehensive Pro AV/IT 4K 4x4 HDMI Matrix Switcher CSW-HD44014K