55-inch Narrow Bezel Width Wall-mounted Digital Signage Specification Display Screen Size 55 inch Resolution 3840 × 2160 Active Display Area 1209.6 (H) mm × 680.4 (V) mm Pixel Pitch 0.315 (H) mm × 0.315 (V) mm Backlight D-LED Viewing Angle 178° (H) /178° (V) Brightness 500 cd/m Contrast Ratio 4000:1 Color Depth 10 bit, 1.07B Response Time 8 ms Color Gamut 72% NTSC Reliability 7 × 24 h Refresh Rate 60 Hz Built-In System Operation System Android 8.1 Processor Cortex-A17, 4-core, main frequency 1.6 GHz Memory 2 GB Built-In Storage 16 GB EMMC Interface Video & Audio Input AUDIO IN × 1, HDMI × 2, VGA × 1 Video & Audio Output AUDIO OUT × 1, speaker (8 5 W) × 2 Network Interface LAN × 1, Wi-Fi × 1 Data Transmission Interface USB 2.0 × 2, TF Card × 1, BT 4.0 × 1 Power Standby Consumption 0.5 W Input Voltage 100 to 240 VAC, 50/60 Hz Power Consumption 200 W Working Environment Working Temperature 0 °C to 40 °C (32 °F to 104 °F) Working Humidity 10% to 80% RH Storage Temperature -20 °C to 60 °C (-4 °F to 104 °F) Storage Humidity 5% to 90% RH General Material Type DAT, MPG, VOB, TS, AVI, MKV, MP4, MOV, 3GP, TS, FLV, WEBM, ASF, MP1, MP2, MP3, WMA, WAV, OGG, OGA, FLAC, ACC, M4A, XMF, MXMF, RTTTL, RTX, OTA, IMY, JPG, JPEG, BMP, GIF, PNG Mounting Type Wall mounting (horizontally or vertically) Product Dimensions (W × H × D) 1237.2 mm × 708 mm × 83.44 mm (without wall-mounted backboard) (48.71"" × 27.87"" × 3.29"") 1237.2 mm × 708 mm × 102.44 mm (with wall-mounted backboard) (48.71"" × 27.87"" × 4.03"") Package Dimensions (W × H × D) 1403 mm × 856 mm × 217 mm (55.24"" × 33.70"" × 8.54"") Net Weight 19.2 kg (42.33 lb. ) Gross Weight 24.53 kg (54.08 lb. ) Packing List Digital signage × 1, power cord × 1, remote control × 1, wall-mounted backboard × 1, package of mounting bolts × 1, wall-mounted screw × 4, desiccative × 1, quick start guide × 1