"77"" OLED SMART TV Samsung QE77S90DAEXUA, Quantum Dot OLED 3840x2160, Tizen OS, Black (77"" QD OLED, 4K UHD 3840x2160, FreeSync Premium 144 Hz, Smart TV (Tizen OS 8.0), Quantum HDR OLED, HRD10+, 4 HDMI, Wi-Fi 802.11 ac, 2 USB, DVB-T2/C/S2, OSD Language