You might need to buy headphones to get the most out of PlayStation VR2 - Entertainment
Sony Hints PSVR 2 Could Bring HDR, Wireless, Eye-tracking & More
Wireless PSVR setup!! ... not really without wires, just feels like there are no wires. - YouTube
You Shouldn't Worry About The PSVR 2 Headset Having A Wire
Amazon.com: Sony PlayStation VR : Video Games
Amazon.com: Bionik Mantis Attachable VR Headphones: Compatible with PlayStation VR, Adjustable Design, Connects Directly to PSVR, Hi-Fi Sound, Sleek Design, Easy Installation : Video Games