The Pentax WG-30 supports a maximum video resolution of 1920 x 1080 pixels. That's over six times the video resolution of the most common video resolutions of 640 x 480 pixels. In addition, this Pentax digital camera supports a video resolutions of 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 resolutions is in fact the best supported video resolution across all similar spec digital cameras that have been on the market for around the same time as the WG-30.
A 640 x 480 pixels video resolutions is the worst supported video resolution across similar types of digital camera.