The highest video resolution supported by the Nikon 1 J2 is 1920 x 1080 pixels. That's over six times the video resolution of the most frequently found video resolution of 640 x 480 pixels. In addition, this Nikon digital camera support a video resolution of 640 x 240 pixels and 1280 x 720 pixels. A video resolution of 1920 x 1080 pixels is equivalent to Full HD video. You will require a Full HD TV or better to appreciate this level of detail.
A 1920 x 1080 pixels video resolution is actually the best supported video resolution amongst all cameras that have been on the market for a similar time to the 1 J2.
The worst supported video resolution across comparable types of digital camera is 320 x 240 pixels.