BYINTEK Projector Type: R20 Max Very high brightness: 750 Lumens Portable with internal battery: 15600 Resolution: 4K Very clean use, like new, without defects, problems, or remarks, praise be to God. It has Android system, Google TV, and many apps. Comes with its accessories: charger + remote + extra stand purchased + BYINTEK bag. BYINTEK's latest portable projector, new price: 2600 Connectivity: HDMI Refresh Rate: 60Hz Resolution: 4K Type: Projector