Check the listing for details. DLP Link 3D Glasses, ELEPHAS 144Hz Rechargeable Active Shutter Eyewear for Mo.... Condition: New. Listed at 107.33 USD. Brand New DLP Link 3D Glasses, ELEPHAS 144Hz Rechargeable Active Shutter Eyewear for Most DLP-Link 3D Projectors- Acer, ViewSonic, BenQ Vivitek, Optoma, Panasonic, Dell, Viewsonic (4 Pack) Manufacturer model: 4330079450 Next generation super fast 144Hz refresh rate, ahead of other 120Hz or 96Hz product's level.Fashion design, beautiful color stands out among other dull black ones. Lightweight and portable to take, comfortable for long time wearing. Please note we don't support 3D TV.178 wide viewing angle enables you to watch large screen movies without distortion, providing you a superior 3D visual experience.Built-in high capacity rechargeable batteries allows you playing up to 30 hours continuously. Indicator Light for showing Battery status.Easy Operation: Simple One Button Operation with Auto 5 seconds Stand by and 5 minutes Shut Off, detailed user manual included. Description Shipping and Handling Please allow 5-7 business days for the package to arrive, regardless of buyer location within the US. We will provide an online tracking number to you once the item has been shipped. It may take a few business days for our automated system to process the tracking number onto eBay. However, this will not affect the shipping times. Return Policy All our products are brand new and sealed. All items qualify for returns within 30 days of receipt. Feedback We take our reputation seriously. If you have any questions or concerns, please contact us and we will respond back to your message within 24 hours.