moacc newest economical universal 3d active rechargeable shutter glasses for mitsubishi samsung acer benq optoma dell vivitek nec sharp viewsonic dlp link dlp link projector and 3d ready dlp hdtv

1. Support 3D DLP-link projectors of Optoma Acer BenQ NEC ViewSonic Sharp Dell Vivitek and Casio etc.; 2. Long viewing distance up to 30m-50m 3. Auto sync just a single power button 4. Rechargeable by micro USB 5. High-speed response lenses prevent from eye strain 6. Silicone nose pads comfort and durable to wear; Synchronous DLP-Link signal; Display Compatibility DLP-Link - Frequency: 96Hz~144Hz; Response Time: 2.5ms; Contrast: 1000:1; Transmission: 38%; Continuously Working time: About 50 hours; Frame is varnished w/ UV elegant and fine; Active 3D technology; Great for watching 3D videos