Screen Size: >70inches Interface Type: Composite A/V, DISPLAYPORT, LAN, Toslink, USB, VGA, Component Video, Digital Audio, support HDMI input, WiFi Resolution: 4K(3840*2160), HD(1366*768), HD1080(1920*1080), 1366*768,1920*1080P,3840*2160 Receiving System: NTSC, PAL, SECAM Refresh Rate: PAL(50Hz) ANT in (IEC terrestrial/cable): None Standard VESA: 300X300 Brand Name: CCTO Model Number: 49DK series Type: LCD Backlight Type: LED Wide Screen Support: Yes Display Format: 1080P (Full-HD) Use: Kitchen TV Place of Origin: China Product name: TV smart 4K Aspect ratio: 16:9 Panel Size: 75 inch Panel Grade: A+,A,A- Solution: ATV,DTV,Smart TV TV System