Can we use Sony SS-B1000 5 1/8-Inch Bookshelf Speakers (Pair) for our PCs?

definitly, it will be better sound qaulity than anyother system for computers, if you can, you should buy a nice decent stero ampliflier and connect that to your computer, you might have on e lying around, if its 40-100 per channel use it, you could find a second hand sony or yamaha prologic amp lying a garage sale, well worth the effort