china cheap universal active 3d tv glasses USB Rechargeable glass

China cheap universal active 3d tv glasses USB Rechargeable promotion glass     Specifications:

3D Glasses Type	Active shutter glasses
Synchronous	Bluetooth
Display Compatibility	3D HDTV, Blu-ray players
Frequency	120Hz
Response Time	2.0ms
Contrast	750
Transmission	≥37%
Battery Type	3.7V/60mAh rechargeable lithium-ion
Battery Life	about 40 hours
Charge Time	about 2 hours
Dimension	165 × 40 × 165 mm
Net Weight	55g
Environment Temperature	5 °C - 35 °C
Relative Humidity	20% - 80%
Atmospheric Pressure	86 kPa - 106 kPa
Color	Black

  Key Features 1. Cool appearance, very light, comfortable wearing. 2. IR and Bluetooth two signals for choosing. 3. Humanity electronic design, convenient operation button. 4. Adopt high speed LCD lenses, millisecond response time protect you from liable eyestrain. 5. Nosepiece made by silica gel, soft and cosy. 6. Innovative craft of appearance, anti-interference. 7. The frame is made by ABS+PC, low energy consumption, low carbon and environmental protection. 8. High transmission rate, ensure the perfect quality, no flickering, no ghost. 9. Auto power off function, save energy and stable. 10. Low energy alarm function. 11. Smart synchronization of working frequency.