Marketing Information from the Manufacturer"Field of View: 100Synchronization Method: BluetoothNumber of Batteries Supported: 2Battery Size Supported: AAHeight: 2.9Width: 7.7"Depth: 4.3"Weight (Approximate): 1.87 lbPackage Contents: Windows Mixed Reality Headset Controller Operating System Compatibility: Windows 10 Creators UpdatePackage Contents Windows Mixed Reality Headset Controller "