Microsoft LifeCam VX-5000 1.3MP Webcam (Blue) for $19.99 shipped.  Shipping is free on orders over $25. If needed, use this Filler Tool to pad the order for free shipping.  Here is a screenshot for your reference. It captures video at up to 640 x 480 resolution; still-image at 1.3MP, and has a built-in unidirectional microphone with noise cancellation as well as automatic adjustment for low-light conditions. This webcam usually goes for about $27 and much more.