SIIG CE-H21E11-S1 4 x 4 HDMI FST Matrix Switcher (CE-H21E11-S1) Supports HDMI Deep Color, full 3D and HDCP Allows any HDMI display to view any HDMI source at any time Device & display switching via push buttons, IR remote control, RS-232 and Ethernet control Supports Fast Switch and no blinking technology Supports 7.1-channel digital audio, 1080P and EDID learning