More detail please visit this datasheet ： DHI-LS550UCM-EF_Datasheet

operation

• Ultra-narrow 3.5mm bezel-to-bezel design
• Anti-glare panel, vivid and memorable image quality
• Factory calibration technology for high color uniformity
• Built-in 3D noise reduction system and picture splicing

function

• Abundant interfaces HDMI, DVI, VGA, BNC, USB, supporting

HDMI daisy chain

• Infrared, RS232 dual mode, supporting remote control by

computer

• Professional thermal design to extend device lifespan
• Built-in power, low energy consumption, ultra-quiet
• Modular structure design, multiple installation modes
• Widely used in surveillance center, command center,

meeting room, commercial display scenes, etc.