Appearance of Product Page #
First Category Add to Cart Button Text #
Value in this field will be displayed on the add to cart button for the first category on the product page.
Admin Panel #

Output #

Second Category Add to Cart Button Text #
Value in this field will be used to displayed text on the add to cart button for the second category on the product page.
Add to Basket Text #
Value in this field will be used to display on text Add to Basket text in the drop down button of add to bundle button.
Admin Panel #

Output #

Show Option UI (swatches) #
If you enable this field then it will display UI(swatches) on item pages during the pair builder process.
Admin Panel #

Output #

Show Specification View #
If you enable this field then it will display product specification view on item pages during the pair builder process.
Admin Panel #

Output #

Please refer to the following video for more details: