1 loop out multi viewer processor

{"cid":"91221968","title":"End KVM Solution BIT-MV-U1-MD403 4K60 Resolution Multi-Viewer Processor with 3x HDMI 2.0 Output Ports and 1 Loop-out","imgUrl":"https:\/\/img.chinax.com\/nimg\/17\/8e\/cac04dbc1842a2fb296b65f88245-200x200-1.jpg","attrs":{"Price":"Contact Us","Brand Name":"Bitvisus","Model Number":"BIT-MV-U1-MD403","Minimum Order Quantity":"1 Piece","Delivery Time":"7-30day","Certification":"CE,HDMI,HDCP,RoHS,FCC","Place of Origin":"Guangdong, China","Payment Terms":"Paypal, HSBC, T\/T,Visa","Supply Ability":"1000Piece\/30day","Packaging Details":"Packing box\uff08540mm x 290mm x 110mm\/1 piece\uff09","Application Scenarios":"Security Monitoring, AV Control Rooms","Input Ports":"4x HDMI 2.0 (Supports 4096x2160P60Hz)","Output Ports":"3x HDMI 2.0 (Including 1 Loop-out)","Number of Supported Displays":"Up to 4 Concurrent Displays","Resolution Adjustment":"Independent Zooming for Each Window","Max Output Resolution":"4096x2160P60Hz","Interface Type":"HDMI 2.0, USB, RS232"}}