Samsung QHC 75” Professional Smart Signage Display QHC, at an ultra-slim 28.5mm depth, is the slimmest display in Samsung's UHD Signage, optimizing space with its sleek design. Dynamic Crystal Color, with more than one billion shades, delivers an immersive viewing experience. Industry-leading technology, powered by Quantum Processor Lite 4K. SmartView+ enables wireless screen sharing, ensuring highly functional usability. Product Specifications Display Diagonal Size 75" Panel Type VA Resolution 3,840 x 2,160 Pixel Pitch (HxV) 0.429x0.429mm Brightness (Typ) 700 nit Contrast Ratio 4,000:1 Viewing Angle (Horizontal/Vertical) 178/178 Response Time 8ms Colour Gamut 72% (NTSC) Glass Haze 25% H-Scanning Frequency 30~81kHz Maximum Pixel Frequency 594MHz V-Scanning Frequency 48~75Hz Contrast Ratio (Dynamic) Mega Operation Time Support 24/7 Connectivity HDMI In 3 DP In 1 Version of HDMI 2 Version of DP 1.2 Version of HDCP 2.2 USB 2 IR In Yes Audio In No Audio Out Stereo Mini Jack RS232 In Yes RS232 Out Yes RJ45 In Yes WiFi Yes Bluetooth Yes Power Power Supply AC100-240V 50/60Hz Power Consumption (On Mode) 275 W Power Consumption (Sleep Mode) 0.5 W Dimension Set Dimension (WxHxD) 1682.3 x 960.4 x 28.5 mm Package Dimension (WxHxD) 1839 x 1113 x 180 mm Weight Set Weight 34.6 kg Package Weight 45.3 kg Operation Conditions Temperature 0℃~ 40℃ Humidity 10 ~ 80%, non-condensing Mechanical Specification VESA Mount 400 x 400 mm Bezel Width 13.4mm (even) Frame Material Non-Glossy Optional Feature Mount WMN-B50SC Stand STN-L6585C SoC OS Version Tizen 7.0 Flash Memory Size 16GB Certification and Compliance EMC Class B Safety 60950-1, 62368-1