Built-in Head Tracking: Turn your head and you will hear a change in the direction of the sound for uninterrupted audio immersion with the help of gyroscope and accelerometer that is enabled in these headphones. boAt Immersive Audio & Spatial Sound: Experience sound the way it was intended with boAt Nirvana Eutopia. Riveting spatial audio lends an immersive experience while watching movies or playing fast-paced games. Toggle b/w Head-tracked spatial, Fixed Spatial and “signature sound” mode as per your wish.