The 960-000856 has a maximum video resolution of 1280 x 720 pixels. That's over three times the video resolution of a 640 x 480 pixels webcam, which is the most frequently found video resolution. Across all webcams of this type and age the video resolution ranges from 640 x 480 pixels (worst) to 1920 x 1080 pixels (best).
We think you might also be interested in some of the alternative webcams that have a video resolution of 1280 x 720 pixels currently available including the Logitech C930e (£79.19), the Sony CMUBR200 (£89.00), or the Atlantis Land PlusCamHD (£91.76) which has a better Rating.
If the video resolution of this webcam is not high enough for you then you might want to look at the Digital Innovations 4310500 (1920 x 1080), the Logitech CC3000e (1920 x 1080), or the LG AN-VC500 (£69.00) (1920 x 1080) which also has a higher rating.