The phrase "obsolete product" refers to something that is no longer useful or needed because it has been replaced by something better or more advanced. Full definition
Some of this iron is lost to the black market or left in obsolete products, but questions remain. (scientificamerican.com)
Apple will be adding some MacBook Pros, the MacBook Air along with some mini models to its list of obsolete products from next month. (nashvillechatterclass.com)
The «overproduction» is entirely due to technology outpacing the market so rapidly that old producers are getting stuck with obsolete product faster than they can sell it. (judithcurry.com)