Rechargable Universal Active 3D Glasses for 3D TV

Rechargable Universal Active3D Glasses for 3D TV brands: Specifications: Weight (contain battery): 50g Shutters: light-speed LCD shutter Power management: power button and auto off Field rate: 120Hz Contrast ratio: 1000:1 Transmittance: 34.16 ± 2% Synchronization operation: IR Receiving distance: 5-6m±2m Viewable Angle:80° Operation temperature: 0 to 50°C Storage temperature: 0 to 60°C Charging Time:4 hrs Charging Method:Mini USB Battery Continuous Working Time: 60 hrs per time Battery life: 300 times rechargable Warranty: 1 year Product features: Excellent color accuracy and high contrast bring you optimal 3D viewing experienceHigh-tech light-speed LCD shutter technologyStylish appearanceIntelligent synchronizationAnti-interference IR communication Lightweight and comfortableEnergy efficient Auto offAuto low power detectionReplaceable battery