The WB2200F supports a maximum video resolution of 1920 x 1080 pixels. That's over two times the video resolution of a 1280 x 720 pixels digital camera, which is the most common video resolution supported by bridge cameras that have been on the market for a similar time to the WB2200F. 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 across all bridge cameras that have been available for around the same time as the WB2200F.
A 320 x 240 pixels video resolution is the worst supported video resolution amongst similar types of camera.