Designed for surveillance, high reliability and stability 55" LED backlight with wide display equipment 4K resolution is 4 times the resolution of 1080p, providing a wider view and more fine detail Multiple inputs: HDMI, VGA, USB Narrow front bezel Wide view angle: Horizontal 178°, Vertical 178°

Specification Model Screen Size Active Display Area Pixel Pitch Viewing Angle Color Depth Contrast Ratio Response Time Refresh Rate Color Gamut Video & Audio Input HDMI 1.4 × 1, HDMI 2.0 × 1, VGA × 1, Audio in × 1 Video & Audio Interface Data Transmission Interface Power Supply Power Power Consumption Standby Consumption Working Temperature Working Humidity Storage Temperature Storage Humidity Casing Material Bezel Width Product Dimensions Package Dimensions General Gross Weight Packing List Remarks Monitor × 1, Remote control × 1, Quick start guide (multilingual) × 1, EU energy efficiency label...

Physical Interface Interface SWITCH POWER DP USB AUDIO OUT RS 232 OUT Available Model Description Power Switch Button Power LED Display DP 1.2 Digital Input USB 2.0 Line-Out 3.5 mm Output RS-232 Ring Out Control Interface 100-240V~ HDMI VGA AUDIO IN RS 232 IN Description AC Power Input HDMI 2.0 Digital Input VGA Analog Input Line-IN 3.5 mm Input RS-232 Input Contro

Accessory Optional DS-DM4255W Wall-mounted Bracke