gdgt database is already used by Engadget and they are now making it available to bloggers using the WordPress platform.
gdgt Databox for WordPress is now available in beta. The company described this app:
The Databox is a completely seamless way to make your posts about gadgets and technology more valuable to your readers. Our team of product researchers works day and night building our database of tens of thousands of consumer electronics products — finally, other sites can benefit from this extremely well-organized and up-to-date database!
The plugin automatically detects the products being discussed in the blog post and add the databox to the blog post.