The highest video resolution supported by the K-5 IIs is 1920 x 1080 pixels. That's over two times the video resolution of a 1280 x 720 pixels digital camera, which is the most frequently found video resolution supported by digital cameras of this age and type. 1280 x 720 pixels is also supported by this Pentax digital camera. This camera also supports a video resolution of 640 x 480 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.
This camera's video resolution (1920 x 1080 pixels) is in fact the best supported video resolution amongst all cameras that have been on the market for around the same time as the K-5 IIs.
A 320 x 240 pixels video resolution is the worst supported video resolution across comparable types of camera.