The phrase "usual set" refers to a common or typical group of things or people that you often encounter or expect to see. It is something that is familiar or expected in a particular situation. Full definition
The thing is that, it is not every day that a single woman like you would meet one in the most usual setting, even accidentally. (toptenmillionairedatingsites.com)
The app it comes with allows for usual setting tweaking, like brightness, contrast and the works. (tabletbite.com)
The device comes with usual set of connectivity features including 4G LTE, Dual SIM and will retail in Platinum Silver, Champagne Gold and Graphite Gray colors. (techpp.com)