Harvey VR BOX 2.0 Virtual Reality 3D Glasses is  compatible smartphone to be inserted into the headset. The smartphone provides the display and processing power for the VR experience. It comes with additional features such as adjustable straps, built-in headphones, or touch-sensitive buttons.Setting up a VR box usually involves downloading a VR app on your smartphone, inserting the phone into the headset, and adjusting the straps and lenses for comfort.