Delivery Time:10 days after gettting deposit
Certification:CE ROSH FCC
  Active Shutter Xpand 3D Multibrand IR 3D Glasses Water Proof CE ROSH FCC   Detailed Product Description

1. glasses 3d xpand.
2.  super light, water proof
3. for Xpand cinema system
4. high transmittance, light weight
5.  rechangeable

Spec:
-Blackbear1 BB1-1 for Cinema
-Weight:60g 
-Color: black        
-Ratio: 1000:1        
-LCD refresh rate: 144Hz
-Transmittance: 40%±2%   
-Power supply: CR2032 lithium battery 
-Battery lifesspan: 200 hours         
-Sync operation: IR   
-Working current: 0.7mA
-Standby current: 5uA
-Working temp: -10°C~50°C 

Expand 3D glasses, High transmittance, Light weight with less than 56g, Low consumption, changeable batteries, Automatic standby function, after 3 min without synchronized signal, glasses automatically go into standby mode.