"50"" LED SMART TV Samsung QE50QN90DAUXUA, Mini LED 3840x2160, Tizen OS, Black (55"" VA, Black, MiniLED 3840x2160 4K UHD Premium, 144 Hz, Direct Full Array, 10 bit, SMART TV (Tizen 8.0 OS), FreeSync Premium Pro, 4x HDMI v2.1, 2 USB v2.0, DVB-T/T2/C/S2, O