The memory of P09-2 projector is 1+8GB. It is a product of DLP 4K HD input and HD decoding. The body is slightly smaller than iPhone 7plus, and the thickness is 18mm. It can be carried with one hand. Smart touch panel, mouse or buttons can be switched at will, accurate The touch is not stuck, it can easily achieve wireless same frequency, various screen audio synchronization, and support vertical keystone correction. The system is suitable for android, iphone, ipad, windows, dual-band WiFi smart switching, the projector has HD-IN and DC-IN, headphone port, dual USB, TF card slot, can integrate home outdoor office theater entertainment all-in-one, smart screen size Adjustable, it can be enlarged to 200 inches, the picture is clear, and the product life can reach 20,000 hours.