This VR headset measures in at 201 x 107 x 91mm and weighst 208.7g. Devices with screen sizes varying between 4.7" to 5.7: can easily be accomodate. Moreover the device will be available in variety of colors and customizable designs.
Head over to Xiaomi's Website to get more details about this product.
No price details has been revealed yet but the you can register for beta testing.