Imaging system:Single lcd panel display Number of pixels:320x240x3 Throw ratio:1.16:1 Keystone correction:N/a 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 . Power supply:12v & 2a power adapter Power consumption:28w Fan noise:As low as 31 dba Speaker:8¦¸, 2 w x2 stereo Dimension (wxhxd):12.7x12.6x5.6cm Product weight:0.5kg Osd menu language:8 language What's in the box:Projector x1;ac power adapter x1;rca cable x1, remote control x1, cd user manual x1 Optional accessories:Tripod, power adapter Warranty:Projector&lamp ttl 2-years Dimension (wxhxd):12.7x12.6x5.6cm