Screen Size 55'' Screen Type IPS Active Area (W × H) 1206.6 × 680.4 mm Resolution UHD 3840 × 2160 pixels Orientation Landscape and Portrait Aspect Ratio 16:9 Panel Brightness (typical) 400 nits Contrast Ratio (typical) 1900-02-23 Response Time 9 ms Color Gamut 72% NTSC Color Depth 8-bit Backlight Life (typical) 30,000 hrssystemRAM | Storage 3GB | 16GB OS Android 8.0 GPUMali-G51MP2 CPU UA73 × 2 + A53 × 2Connection optionsVideo Graphics Array (VGA) 1 HDMI Input|Output 2 × HDMI 2.0 | No USB-A 2 × 2.0 3.5 mm Line in (1) PC Audio × 1 3.5 mm Line out Earphone × 1 Micro SD Card 1 Ethernet LAN 10 / 100 Mbps (Android) × 1 RS-2321 | 1Integrated peripheralsInfrared sensorYesSpeaker system2 × 10 WPower supplyENERGY STAR®YesPower supplyAC 100-240V 50/60HzPower consumption in standby mode<0.5 WTypical power consumption134 WTechnical dataDimensions (W × H × D) 1241.8 × 712.6 × 63.5 mm (48.9 × 28.1 × 2.5 in) Shipping Dimensions (W x H x D) 1350 × 910 × 185 mm (53.1 × 35.8 × 7.3 in) Weight (Product | Shipping) 16.6 kg | 22 kg (36.6 lbs | 48.5 lbs) Wall Mount VESA 400 × 400 mm (4 × M6 × 15L)VicinityOperating Temperature: 0°C ~ 40°C | 32°F ~ 104°F Storage Temperature: -20°C ~ 60°C | -4°F ~ 140°F Storage Humidity: 10% ~ 80% RH Non-Condensing Operating Humidity: 10% ~ 80% RH Non-CondensingsoftwareWireless Screen Sharing InstaShare 1 (BenQ App Store) Device Management DMS Broadcast System X-Sign BroadcastAccesoriesCable HDMI (1.5 m | 4.9 ft) Remote control 1PanelScreen Size 55" Contrast (Static) 1300:1 Color Gamut (×% NTSC) 72% Display Orientation Landscape / Portrait Usage (Hours/Day) 18 hours/7 days Active Area (W × H) 1209.6 x 680.4 mm Resolution 3840 × 2160 pixels Brightness (Typical) 400 nits Backlight Direct LEDPlatform solutionOS Android 8.0SpeakerInternal speaker 2 x 10 WInputs / OutputsVideo inputHDMI×2/DVI/VGARJ45 Port InYesUSB (Type A)x2 (2.0)RS232 Input/OutputYesIR In/OutYesMechanicallyWeight (without / with packaging) (kg) 16.6 / 22.0 kg Dimensions (W x H x D) (mm) 1241.8 x 712.6 x 63.5 mm Frame thickness (top / bottom / left / right) (mm) 13.9 / 13.9 / 13.9 / 13.9 mm Mounting hole spacing (VESA) (mm) 400 x 400 (4 holes); 4-M6 x 15LVicinityOperating temperature 0°C to 40°C Storage temperature -20°C to 60°C CDMS Cloud + Local X-Sign YesLanguagesOSD / Quick Start Guide / User's Manual27 languages (EN/EF/GM/DT/PL/RS/CZ/DN/SW/IT/RM/FN/NG/GK/HG/SP/EP/TC/CN/AB/JP/TH/PS/VT/KR/TK/ID)Package/AccessoriesRemote controlYesPower cable (per region)YesQuick Start GuideYesUser manual (electronic file)YesHDMI cableYesenergyVoltage 100 ~ 240Vac, 50Hz / 60Hz Power consumption (Typical / Standby) 134W / <0.5W