Optoma ZF2300GLASSES Active Shutter Rechargeable 3D RF Glasses (One Size Fits All)

Developed in parallel with Optoma's Full 3D video projectors, the ZF2300 system is optimized to provide higher contrast & brighter images than ever before. Using RF (radio frequency) technology, the ZF2300 system is easy to install in the same room as the projector and eliminates line-of-site issues commonly found with IR based 3D glasses systems. Compatible with all Optoma projectors with 3D VESA port. What's in the Box: ZF2300 glasses, soft carry case, cleaning cloth, USB charging cable, 2x nose piece. Rechargeable Battery: Lithium Polymer - up to 25 hours use!