Amazon.com: Optoma EH412ST Short Throw 1080P HDR Professional Projector | Super Bright 4000 Lumens | Business Presentations, Classrooms, or Meeting Rooms | 15,000 Hour lamp Life | Speaker Built in | Portable : Everything Else
Amazon.com: Optoma X400LVe XGA Professional Projector | 4000 Lumens for Lights-on Viewing| Presentations in Classrooms & Meeting Rooms | Up to 15,000 Hour Lamp Life | Speaker Built in : Everything Else