ambkyy you need to get a separate device for interactive.
Also for the best VR experience make sure you have an up to date headset. We recommend Oculus Quest or any 2019/2020 PC-connected headset like Valve Index
Not Recommended! Cardboards, smartphones, GearVR, Daydream and PSVR are not recommended due to their low-quality playback performance - consider updating your headset or you will miss out on the best VR experience.
Iphones are no good for VR