Ajax search provides immediate options to your users as they type. Research shows that 50% of searchers will love and use this option while the rest are looking at their keyboard as they type and then hitting enter.
How Super Speedy Search Ajax Search looks
A GIF of the ajax search results on the Woodmart theme:
And one on the Houzez property theme:
Ajax Post Types
There is one section in the ajax search panel per post-type that you have enabled. To enable different post types, visit Settings > Super Speedy Search > Ajax Search, and select the Ajax Post Types and Taxonomies you wish to appear.
If you enable posts and products, and search for something that exists in both posts and products then you’ll see something like this: