Display type: single chip; LCD Resolution: 320 x 240 Pixels; Max. resolution: 1920 x 1080; HDMI 1080P brightness: 50 lumens; Contrast: 200:1; Aspect ratio 4:3(native) 16:9(compatible); Display colors: true color (1.67million); Projection: Front projection rear projection hanging; Lens: manual focus; Keystone correction range: automatic; Project size: 15~80 feet; Projection Distance: 0.8~2.8m; Lamp: 16W; Life of lamp: 20000 hours; Built-in Hi-Fi speaker; Weight: 1.0Kg; Power requirements: AC110~240V/50~60Hz; Total power: 16W; Operating temperature: 0~40'C / 32~104'F (0~1500m); Operating humidity: 20~90% RH; Storage conditions: 2~ 90% RH; Warranty period: One year warranty includes the whole machine and light bulbs; Scope of application: High-end electronic gifts family education business etc