Valve, together with HTC, presented at Mobile World Congress in Barcelona, VR glasses and gave them a name - Vive, Glasses will be available to developers in the spring, and end users will be able to buy them a little later that year (most likely for the Christmas holidays). The glasses use two screens with a resolution of 1200 x 1080 and a refresh rate of 90 frames per second. The device uses a gyroscope, an accelerometer and a laser position sensor to detect head movement by at least one tenth of a degree. Also declared a base station that will track the movement of a person with glasses within the room. It is stated that the glasses have a sufficiently low weight, which will allow using them for quite a long time without feeling discomfort. It is planned that they will be distributed in a pair with a wireless joystick. The device is aimed at using not only with computer games, but also for content from partners HBO, Lionsgate and Google. Also in the article from Verge you can look video