Mi LED Smart TV 4 138.8 cm (55) Specifications General In The Box TV Set User Manual Screws Power cord Remote control (Batteries for the remote control are NOT provided with the package) Model Name L55M5-AI Display Size 138.8 cm (55) Screen Type LED HD Technology & Resolution Ultra HD (4K), 3840 x 2160 3D No Smart TV Yes Curve TV No Series 4 Touchscreen No Motion Sensor No HDMI 3 USB 2 Wi-Fi Type 802.11a/b/g/n (2.4 GHz / 5 GHz) Built In Wi-Fi Yes Launch Year 2018 Internet Features Built In Wi-Fi Yes 3G Dongle Plug and Play No Ethernet (RJ45) 1 Connectivity Features HDMI 3 Side USB 2 Side Headphone Jack No Video Features Contrast Ratio 6000:1 (Static) View Angle 178 Degree LED Display Type ELED Refresh Rate 60 Hz Supported Video Formats H.265, H.264, MPEG1/2/4, REAL Other Video