TTGLRT Virtual Reality Headset

specification: Compatible system: Android4.4 or above, IOS8 or above Applicable mobile phone: Support mobile phone size within 165 × 83mm Lens: 52mm diameter aspheric lens Field of view: 110 ° Vision adjustment: 200 degrees hyperopia to 400 degrees myopia Wireless connection: BT4.1, BLE dual protocol Headphone unit: 50mm diameter, 112 ± 3dB (1KHZ) Microphone: omnidirectional condenser microphone, -42dB Vibration unit: independent vibration on left and right sides Built-in battery: 3.7V lithium polymer battery, 600mA / H. Charging power: DC5.0V ± 0.3V; Micro USB interface Machine size: 140 × 181 × 115mm (after folding) Machine weight: 395g (including headphones, headband)