1、Portable projector supports wireless synchronization display, which is with 800 x 480 original resolution for 720p and 1080p. 2、Supports simple installation, same screen projector does not require particularly complicated operations. 3、Mirror for IOS /Android SmartPhones screen or tablet to projector via WIFI, home projector supports wide application. 4、WiFi projector is with USB, memory card, HDMI, VGA, AV＆TV input interface, which is also with 4Ω 2W speaker. 5、And projection method supports front, back hanger and desktop, meanwhile, this projector adopts TFT-single LCD panel + LED technology. Item Type: Projector Brand: UHAPPY Model: U45 Technology Type: TFT-single LCD panel + LED technology Original Resolution: 800 x 480 supports720p, 1080p Brightness: 2200 lms Contrast: 1300：1 Lens: F = 126mm (manual focus) Multimedia Interface: 1 x VGA, 1 x USB, 1 x memory card, 1 x HDMI, 1 x 3.5mm audio port, 1 x AV, 1 x TV Speaker: 4Ω 2W LED Light: 20000 hours Displayable Color: 16.7K Projection Method: Front, back hanger, desktop Image Zoom: Electronic horizontal and vertical flip For Key-stone Correction: ±12° verticality, manual for key-stone correction Projection Screen Size (Inches): 37-130 inch Projection Distance (m): 1.2〜3.8m Aspect Ratio: 16:9 native, compatible with 4:3; free switching Audio Format: MP3, WMA, AAC Video Format: MPEG1, MPEG2, MPEG4, H264, RM, RMVB, MOV, MJPEG, VC1, DIVX, FLV Picture Format: JPEG, BMP, PNG Power Supply: AC110V~240V 50Hz\60Hz Remote Control Battery: Two AAA batteries (not included) 1 x Projector 1 x Screen Sharing Adapter 1 x User Manual 1 x Remote Control 1 x Power Cord 1 x Connection Cable 1 x Lens Cover 1 x Screw 1 x Screen Sharing Adapter Connection Cable