It looks like Sony could be on the verge of bringing the WH-1000XM5 to market, a successor to the 18-month old WH-1000XM4. According to an FCC listing, the upcoming headphones have a different design than their predecessor, along with a larger battery and fast charging support.
Sony WF-1000XM5 Sleek and Compact Design Revealed By Leaked Renders - Smartprix
The best noise cancellation-two processors control 8 microphones for unprecedented noise cancellation. With Auto NC Optimizer, noise canceling is
Sony WH-1000XM5 The Best Wireless Noise Canceling Headphones with Auto Noise Canceling Optimizer, Crystal Clear Hands-Free Calling, and Alexa Voice
Sony Electronics Unveils New Immersive Listening Experience with Newest Industry-leading[1] Noise Canceling WH-1000XM5 Headphones
Sony wh-1000xm5 review: Unbeatable Noise-Cancelling
Sony WH-1000XM5 The Best Wireless Noise Canceling Headphones with Auto Noise Canceling Optimizer, Crystal Clear Hands-Free Calling, and Alexa Voice Control, Silver : Electronics
Sony WH-1000XM5 leak shows a sleek new design for the flagship headphones - The Verge
Press Releases Sony Asia Pacific
Press Releases Sony Asia Pacific
Sony WH-1000XM5 Retail Packaging Leak Confirms Headphones Redesign [Update: May 12 Announcement Confirmed] - MacRumors