Samsung QM55B 55' Display Built-in Speaker

Samsung QM55B 55' 3840 x 2160 (4K) Display 4000:1 Built-in Speaker Aspect Ratio: 16:9 Brightness: 500 cd/m2 Contrast Ratio (Typical): 4000:1 Pixel Pitch: 0.315mm x 0.315mm Panel: VA VESA Compatible: 200 x 200mm HDCP Support: 2.2 Processer: Cortex A72 1.7GHz Quad-Core CPU