&lt;P&gt;The Aten Vs481c Is Designed For Applications That Require The Routing Of 4 Sources To One Compatible Display Device. It Enables The Reliable Transmission At Video Resolutions Up To True 4K (4096 X 2160 @ 60Hz 4:4:4) Data Rates Up To 18 Gbps 3D Deep Color Up To 12-Bit And Hd Lossless Audio Formats. Integrator-Friendly Features Include Auto Switching Modes For Auto Port Selection Instant Switching For A Smooth Video Transition Between Hdmi Ports Bi-Directional Rs-232 And Ir For Remote Device Control.&lt;Br /&gt;&lt;Br /&gt;Engineered To Meet Today&amp;rsquo;S Demand Of True 4K Signal Transmission And User- Oriented Design The Aten Vs481c Is A Powerful Solution For A Wide Range Of Settings Such As Home Theater Meeting Rooms Trade Shows And Shopping Centers.&lt;Br /&gt;&lt;Br /&gt;&lt;Strong&gt; Features &lt;/Strong&gt;&lt;Br /&gt;&lt;Br /&gt;&amp;bull; Allows Up To 4 Hdmi Sources To Be Connected To One Hdmi Display&lt;Br /&gt;&amp;bull; Hdmi 2.0(3D Deep Color 4K); Hdcp 2.2 Compliant&lt;Br /&gt;&amp;bull; Superior Video Quality- True 4K Resolutions Of 4K X 2K @ 60 Hz (4:4:4)&lt;Br /&gt;&amp;bull; Supports Ir Extension&lt;Br /&gt;&amp;bull; Built-In Bi-Directional Rs-232 Serial Port For High-End System Control&lt;Br /&gt;&amp;bull; Auto Switching Modes For Auto Port Selection&lt;Br /&gt;&amp;bull; Instant Switching Between Hdmi Input Sources&lt;Br /&gt;&amp;bull; Led Indication Of Source Device Status&lt;Br /&gt;&amp;bull; Plug-And-Play&lt;/P&gt;