SAMSUNG LS27R750QE 27" WQHD 27"Flat, 2560 X1440 resolution, 4 (GTG) ms ,3000:1 contrast ratio , 178°(H)/178°(V) ,16:09 aspect ratio , 1X Mini display port , 1X HDMI , Tilt -5.0°(±2.0°)~ 20.0°(±2.0°) , Refresh Rate 144Hz , Eye Saver Mode , Flicker Free , Eco Saving Plus , Picture-In-Picture , Picture-By-Picture , HAS(Height Adjustable Stand) ,