OptomaUSA - Introducing the Optoma 4K400x, a bright, True 4K UHD projector for classrooms and meeting spaces. Future proof your classroom or office space with this high brightness True 4K UHD projector.
Optoma 4K400x 3D DLP Projector - 16:9 - antonline.com
מקרן 4K אופטומה Optoma Projector 4K400x מקרן בעוצמה גבוהה של 4000AL רזולציה 4K Ultra HD
Remote control suitable for the Optoma 4K400x projector, part number BR-3001B / BR-3003B / SP.8ZE01GC01. | Fruugo NO
Optoma 4K400STx Projector | Optoma 4K UHD Projector | Optoma Business Projector | Just Projectors