Elite Screens Inc. AF5D-21 Airflex5D Full HD Dual Channel Passive 3D Processor Create an affordable commercial-grade passive 3D for home theater environment and more (Requires compatible glasses and filters, not included) Supports 1080P side-to-side & top-bottom 3D frame packing signals Dual projector configuration greatly enhances picture brightness Input: DVI (1) Output: DVI (2)