Two LCD screens with low persistence and 2448 x 2448 pixels per eye (4896 x 2448 combined pixels). Replaceable battery with a runtime of up to 2 hours (50% charge in 30 minutes with the included 30-watt adapter), controller battery life of up to 15 hours. Ultra-smooth refresh rate of 90 Hz. VIVE Inside-Out tracking for play areas up to 10 x 10 m. Industry-leading 5K resolution with a wide 120° field of view and Hi-Res audio. Sensors: Hall sensors on trigger and grip buttons, capacitive sensors on trigger, joystick, and thumb rest area, G-sensor, gyroscope.