VIRTUAL REALITY HEADSET takes you to a brave new world of high-tech visual effects, imagery, games and apps! Just attach your smartphone to these glasses for a 3D-like, 360-degree video experience. Compatible with iPhone® and Android devices with 4" to 6" screens (max. phone size: 6.3" H x 3.35" W). Includes a wireless Bluetooth® controller for gaming plus an adjustable diopter. Controller uses 2 AAA batteries (not incl.).