Characteristics (attributes) of the post and a filter by them?

Question

WordPress

There is a product catalog (drones) without woocommerce. They have a set of different characteristics (price, flight time, equipment, camera availability), etc. Quite a few features.
Drones should be filtered by all these characteristics. Here is an example of the filters I need.
How are such characteristics made correctly and how are they associated with the post? Additional fields, taxonomies?
How to efficiently and conveniently filter out products by many values ​​of the characteristics that are selected in the filters?

Answer 1

Look towards the demo . Plugin itself