Brand: BarcoMax Barcomax Model: PRW310 Neutral Model: PRA4 Lamp& Life: 104Pcs,20K Hrs Life Brightness(Marketing): 2800lms Brightness(Typical): 1800lms Brightness(MIn): 500lms Contrast Ratio: 600:1,Dynamic up to 10K I/O(Input/Output): HDMI x2 ;USB x2;Audio in/output x1,RCA¡­;VGA in x1;YPbPr/S-Video/Video x1;Analog TV optional Imaging System: Single LCD Panel Display Number of Pixels: 1280x800x3 Throw Ratio: 1.16:1 Keystone correction: "V +/- 15¡ã (manual ) V +/- 40¡ã (Digital )" Lens: Manual Lens&Focus "Scanning frequency YPBPR (YCBCR): " "525i (480i), 625i (576i), 525p (480p), 625p (576p), 750 (720)/60p, 750 (720)/50p, 1125 (1080)/60i, 1125 (1080)/50i, 1125 (1080)/24P, 1125 (1080)/50&60P" Video / S-Video: "fH: 15.75 kHz, fV: 60 Hz [NTSC/NTSC4.43/PAL-M/PAL60] fH: 15.63 kHz, fV: 50 Hz [PAL/PAL-N/SECAM]" Projection method: Front, rear, ceiling mount Power supply: 90~240V&50~60HZ Power consumption: 210W Fan noise: as low as 31 dBa Speaker: 8¦¸, 2 W x2 stereo Dimension (WxHxD): 35x27x12cm Product weight: 3.2kg OSD menu language: 8 Language Packing accessories: Projector,AC Power Cord,VGA Cable, Remote Control ,Quick Start Card,CD User Manual, Warranty Card x1 Optional accessories: Ceiling Mount Kit, Additional Ultra long Cable.Projection screen Warranty: Projector&lamp ttl 2-years