A Sonos spokesperson said the verdict "re-affirms that Google is a serial infringer of our patent portfolio"
India and Vietnam, which are already sites of Apple production, are among the countries short-listed by the company as alternatives, the report added.
Apple last month forecast bigger supply problems as COVID-19 lockdowns slowed production and demand in China.
The report said that Apple is citing China's strict anti-Covid policy and other reasons for its decision.
Apple declined to comment to WSJ and couldn't be immediately reached by Reuters on Saturday.