How to use the buttons on the right temple of the glasses?

By natia li

Source: https://global.rokid.com/blogs/hardware/how-to-use-the-buttons-on-the-the-right-temple-of-the-glasses

There are two buttons on the right temple. The brightness button Press the button to choose from the five available brightness levels. Press and hold the brightness button for 2s to switch to 3D(SBS) mode. Continue to press and hold the brightness button for 8s to switch to 3D(3840 x 1080) mode. The Volume button Press the Volume “+” or Volume “-” button to increase or reduce the volume.