Specifications:

21.5 stand-alone version (USB plug-in)

21.5 inch network version

27 inch stand-alone version (plug U disk play)

27 inch network version

32-inch stand-alone version (plug U disk play)

32 inch network version

43-inch stand-alone version (plug U disk play)

43 inch network version

55 inch smart version

55 inch network version

65 inch smart version

65 inch network version