Samsung WM75FX 75" 3840x2160 450cd, HDMI USB RJ45 Wifi prevadzka 12/7 Diagonal Size 74.5" Panel Type VA Resolution 4K (3840 x 2160) Pixel Pitch (HxV) 0.430 x 0.430 mm Brightness (Typ) 450(w/o glass) nit Contrast Ratio 4,000:1(without Glass) Viewing Angle (H/V) 178 / 178 Response Time (ms) 8 (GTG) ms Color Gamut (NTSC Coverage) 72 % Glass Haze 2%(without glass) % H-Scanning Frequency 30 - 81 kHz Maximum Pixel Frequency 148.5 MHz V-Scanning Frequency 48 - 75 Hz Operation Time Support 12/7 Connectivity HDMI In 2 Version of HDMI 2.0 Version of HDCP 2.2 USB 2 (Front 1, Rear 1) Audio Out Stereo Mini Jack Video Out Yes RS232 In Yes RJ45 In Yes WiFi Yes Bluetooth Yes Power Power Supply AC 220 - 240 V (50/60 Hz) Power Consumption (On Mode) 385 W Dimension Set Dimension (WxHxD) 1735.4 x 1038.5 x 83.7 mm Package Dimension (WxHxD) 1885 x 1171 x 210 mm Weight Set Weight 53.6 kg Package Weight 64.5 kg Operation Conditions Temperature 0 ~ 40 ? Humidity 10 ~ 80 (Non-Condensing) % Mechanical Specification VESA Mount 400 x 400 mm Bezel Width 23.5 Bezel Color Gray White Frame Material Non-Glossy(Plastic) Optional Feature Touch Yes Mount Yes SoC OS Version Tizen 9.0 Flash Memory Size 64GB Touch Touch Technology IR