USB video capture cables can be found on Amazon, there is a large choice. They are also available on Play, the price is less than å£10. They can also be found in any stores selling PC accessories or cables.
You plug the capture card into your computer with a USB cable and install the software.
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You can buy an USB 2.0 Capture Adapter which turns the video cables in to a usb cable. You can get these on eBay for $6.69(US).
You can purchase a USB video card almost anywhere that sells computers. Best buy is probably the best and cheapest place to find what you are looking for.
There are several places to purchase a SATA to USB converter online. These websites include Amazon, New Egg, Walmart, Best Buy, DH Gate, and USB Gear.
You would need a usb video capture device.
USB headsets can be purchased from many stores such as PC stores, gaming stores, and also online. Online selling sites would be the best place for someone to purchase USB headsets for the best price.
2GB USB flash drives are for sale online at B&H Photo-Video-Audio, Amazon, CDW,TigerDirect, eBay, J&R, CompBargains, Best Buy, Newegg, Insider Shopping, and Target.
There are generally speaking USB Cards which you can use to capture analog video from an RCA or SVIDEO but keep in mind this will be an analog to digital conversion. So you'll be loosing some quality in the capture. It is not idea but it can be done. Check with your local stores. Ask for a USB video capture device.
Digital 8 tapes are transferred to a computer using an USB capture card. A tape player is used to output the video to the capture card which then allows the computer to transfer the video.
To capture video games to video, you will need a video capture card. This does not necessarily have to be a card and can be USB device or some other device. These devices generally have plugs for standard compinent input (the inputs with the red, white and yellow plugs) and allows your computer to read and translate the symbols. These can be found online or at most computer stores.
You can find mini USB digital video cameras on the following website: http://www.ubergizmo.com/2008/01/mini-usb-digital-camera/. They have a great selection.