DLP 3D Glasses USB Rechargeable 3D Active Shutter Glasses for All DLP Link 3D Projectors KX30

Feature： 1. USB CHARGING： DLP LinK 3D glasses are USB charging type, just a data cable can give it a full charge, very convenient and fast. 2. LONG LIFE TIME： 3D active shutter glasses built in lithium rechargeable battery, charging 2‑3 hours can last about 30‑45 hours, long life time. 3. COMPATIBLE： 3D glasses 3D effect shocking, compatible with 96‑144Hz, support the major brands of DLP LINK technology 3D projector (regardless of brand). 4. LEFT AND RIGHT EYE SWITCHING： DLP 3D glasses support one button left and right eye switching, easy adjustment, high light transmission rate. 5. SMALL AND LIGHTWEIGHT： USB 3D glasses are small and light, so they are not too heavy when used and easy to store and carry when not worn. Specification： Item Type： 3D Glasses Material： Plastic, Electronics Operating Mode： LCD Shutter Frequency： 96‑144Hz Transmittance： 36percent (TYP) Contrast Ratio： 1000：1 Standby Time： 180 Days Charging Time： 2.5 Hours Continuous Working Time： 45 Hours Signal Reception Distance： Approx. 8m26.2ft Battery Type： Built in 45mAh Lithium Battery (included). Package List： 1 x 3D Glasses1 x Glass Cleaning Cloth1 x Charging Cable1 x Instruction Manual Note： All data are measured manually, and there are certain errors in the measurement results.