The most advanced HD Webcam was released by Logitech with the code name of Pro 9000. With this HD web camera, you will be able to record and capture video at 720p with its 2MP sensor and Carl Zeiss lens.
Aside from this Logitech Pro 9000 HD Webcam, Logitech also have launched four more webcam models (C600, C500, C300 and C250) which is cheaper but have a lower specification. The HD webcam will cost you about $100, while the C600 have a lower price at $70, followed by C500 at $50, C300 at $40 and C250 at $30.
(via Slashgear)
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