For 4000 lumens projector, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our 4000 lumens projector has been well received by many customers and enjoyed a good reputation in many countries. SHENZHEN SMX TECHNOLOGY CO., LIMITED 4000 lumens projector have characteristic design & practical performance & competitive price, for more information on the 4000 lumens projector, please feel free to contact us.