Sony's latest flagship noise-cancelling headphones cost $350, and you can preorder them now

 

· Sony's newest flagship headphones, the WH-1000XM4, are now available for preorder for $349.99.
· The fourth-generation headphones follow the company's highly rated WH-1000XM3, which are our current pick for the best noise-cancelling headphones you can buy.
· Upgraded features on the new model include expanded smart...