The Aten VM6809H 8x9 4K HDMI Matrix switch with scaler offers seamless switching close to zero switching for continuous video streams and stable signal transmission. It features HDMI (3D, Deep color, 4K); HDCP 2.2 compatible, Multiple Control Methods – system management via front-panel pushbuttons, RS-232 control, and Web GUI/Telnet via Ethernet connections as well as Video Wall that allows you to create custom video wall layout via intuitive web GUI. The VM6809H is audio-enabled where HDMI audio can be extracted to stereo audio as well as EDID Expert to select optimum EDID settings for smooth power-up, high-quality display, and use of the best resolutions across different screens. The VM6809H is 1U high rack-mountable. Data Sheet Manual