Panel Screen Size 75'(74.52') Panel Technology TFT LCD Display Resolution 3840x2160 Brightness (Type) 350cd/? Contrast (Type) 1200:1 Dynamic Contrast(DCR) > 10,000:1 Response Time (Gray To Gray) 8ms Frame Rate 60Hz Viewing Angle (H / V) 178? /178? Backlight Type Direct LED Service ...Panel Screen Size 75'(74.52') Panel Technology TFT LCD Display Resolution 3840x2160 Brightness (Type) 350cd/? Contrast (Type) 1200:1 Dynamic Contrast(DCR) > 10,000:1 Response Time (Gray To Gray) 8ms Frame Rate 60Hz Viewing Angle (H / V) 178? /178? Backlight Type Direct LED Service Life > 30,000 Hours Installation Landscape Touch Detection Method Infrared Avalilable Touch Point 32 Point Response Time (Type) = F3mm Touch Resolution 32768 x 32768 Communication Interface USB Connectivity Hdmi2.0 Input(s) 2(2Side) Hdmi Output N/A VGA Input(s) (with Mini Jack Audio Input) 1(Bottom/DE15F) Display - Port 1.2Input(s) N/A Digital Output(s) 1(Bottom/Coaxial) Audio/Line In 1(Bottom/Mini Jack) Line Out 1(Bottom/Mini Jack) USB 2.0 Port(s) 3(2Front/Type - A, 1Side/Type - A) USB Type - C 1(Front USB 2.0/Type - C) Media Card Reader 1(Side/Micro SD) Rs232C Port(s) 1(Bottom/DE9F) LAN Port(s) 1(Side ; Rj45 for 10/100 Base - T) WIFi Module Ieee 802.11 a/b/g/n/ac Touch Out 1(Side/USB Type - B) Bluetooth Version 5.0 Sound Audio Power Output (Rms) 15W x 2 Subwoofer N/A Speaker Position Down Firing Sound Mode Standard/News/Music/Movie/Sports/User Smart System CPU ARM Cortex A55x4 GPU Mali - G52 Operating System Android 9.0 Memory 3 GB On - Board Storage 32 GB OSD OSD Language Function English, Traditional Chinese Mechanical Dimension of Product (W x H x D) 1714.3 85 1012.4mm Dimension of Package Carton (W x H x D) 1864 230 1166mm Vesa? Hole Pitch (W x H) 800 x 600mm, M8 Screw Weight of Product 50kg Weight of Package Carton (Gross) 60.3kg Container Loads20 30 Container Loads40 60 Container Loads40H 110 Front Glass Tempered Glass (Antiglare Type) Power Power Supply AC 110240 V 50 / 60Hz Power Consumption (in Operation) TBD Power Consumption (in Standby)