Brand: Hisense Depth: 2.36 in. Dynamic Contrast Ratio: 1,200,000 : 1 Height: 28.35 in. Mount Bracket/VESA Compatible: 400mm x 400mm Number of HDMI Inputs: 4 Number of USB Inputs: 3 Refresh Rate: 60 Hz Resolution Description: Ultra HD (4k) Screen Size Class: 55 in. Speaker Watts (Each): 15 W Type of Television: LED Edge-lit 16:9 LCD Viewing Angle (Horizontal): 178 Degree Viewing Angle (Vertical): 178 Degree Weight: 58.42 lb. Wi-Fi Enabled: Yes Width: 48.58 in.