LG 42UB820V 106 cm (42 inch) LED backlight TVs (Ultra HD, 900Hz UCI, DVB-T / C / S, CI +, Wi-Fi, Smart TV, HbbTV) (Electronics)
Because here so far no one has been able to make a statement regarding the input lag here is my conclusion: Input Delay: A delay of the mouse was after power available (but roughing it) By activating the settings> Picture> Picture Mode> Game