Evolved Dimensions (previously True Depth 3D) NEW Firestorm LT Lightweight Rechargeable DLP link 3D Glasses for All 3D Projectors (Benq, Optoma, Acer, Vivitek, Dell Etc) and All DLP HD 3D TVs (Mitsubishi, Samsung Etc) Compatible At 96 Hz, 120 Hz and 144 Hz! (2 Pairs!) No Emitter required! Works with all DLP link 3D projectors Improved signal receiver- virtually eliminates sync issues! and Light weight! Low cost! Sturdy- built to last, but incredibly lightweight and comfortable! Also works with Samsung DLP 3D TVs (2007-2010) and Mitsubishi DLP 3D TVs (2005-current)