This is a 4 in, 4 out HDMI matrix switch. It can switch 4 HDMI input signals to 4 HDMI displays as needed. It supports up to 4096x2160@60hz HDR UHD resolution, and various switching methods (IR remote control, buttons and RS232) flexibly match input and output devices. Any two of the four HDMI outputs support Auto down-scaling. This unit is a reliable, ultra-high definition video transmission solution widely used in security monitoring, education and training, exhibition and broadcasting, command centre and other scenarios. 

Features: 

• 4K@60HZ HDR 
• 4x HDMI Inputs, 4x HDMI Outputs 
• Various control methods 
• Auto down-scaling 
• Multi audio formats 
• Lightning, surge and ESD protection 
• 2x HDMI outputs with Auto-down scaling