Features: 100% brand new and high quality 3D glasses, suitable for DLP-LINK 3D ready Projector No emitter is required Light weight, convenient & comfortable wearing Brilliant design, anti-interference High quality chipset built in, provides fast working Excellent LCD lenses offer bright and 3D experience With newest active shutter technology, high definition and no flickering Rechargeable Specifications: Material: PC+ABS, LC Field Rate: 96-144HZ Transmittance: 36% (TYP.) Contrast Ratio: 1000:1 Working Time: 35H Size: 164mm*157mm*41mm Color: Black, White Package includes: 1 x 3D glasses 1 x Cloth 1 x Pouch 1 x USB Cable