https://www.techradar.com/news/htc-vive-focus-standalone-vr-headset-launches-worldwide-later-this-year

The HTC Vive Focus standalone VR headset is going global later this year, HTC announced at GDC 2018 in San Francisco. 

Currently exclusive to China, the HTC Vive Focus is the company's first and only standalone VR headset, meaning it doesn't need a smartphone or PC to operate. Yes, that means there are no cumbersome wires.