Mini LED Projector USB HDMI 1080P 2.0-Inch LCD Screen Projector with Cooling Holes Product Type Mini Portable Projector Configuration Type Basic version Physical Resolution SVGA / 320x240 Pixels Physical resolution Lamp Life and Type LED light source, above 30,000HRS LED Luminous Efficiency ~90%; 1800ansi lm Peak Brightness 30 lx Contrast Ratio 1800:1/Static,10,000:1/Dynamic Maximum. Supported Resolution Full HD (1920 x 1080P) at 60Hz Aspect Ratio Native 16:9, compatible 4:3 Display Type A Single LCD Panel Hybrid LED Light Source Imaging Optical Engine LCD Size2.0in Liquid Crystal DisplayProjection Mode Front & Rear, support Ceiling or by MINI tripod Throw Ratio 1.6:1 Image Size (Diagonal) 20inch~70inch Projection Distance 0.6~3m Best Screen Size/Distance 40inch~50inch / 1.6~2.0 m Support Screen flip Up and down, left and right Projection Lens Manual lens / focus Keystone Correction Vertical: +/-15° I.R (Remote Control Receiver) x1 (Front, facing user ) Speakers 8Ω,1.5W x1(SRS Sound Technology) Video Compatibility SDTV (480i, 576i) / EDTV (480p, 576p) / HDTV (720p, 1080i, 1080p), NTSC (M, 3.58/4.43 MHz), PAL (B,D,G,H,I,M,N) SECAM (B,D,G,K,K1,L) I/O Connection Ports AV/audio x1; HDMI x1; USB x1; small memory card slot x1