It's easy to use and has a lot of nice features at an extremely low price. I've got 8 GIG and plenty of room. However, for your purposes you might not want to have higher resolution when posting to the web.
Higher res means larger file size and significantly longer download times.
Depending on your desired output res this product may work well for you. It's a snap to get it up and running too. Nothing is installed internally. It's easy to use and has a lot of nice features at an extremely low price. I've got 8 GIG and plenty of room.