Optoma DC300i. Optical sensor size: 1/0.118 mm (1/3 "), Sensor type: CMOS, Effective sensor resolution: 2 MP. Digital zoom: 12 x, Optical zoom: 9 x. Interface: USB 2.0, USB connector type: USB B. Power supply type: AC, Operating voltage: 12 V. Width: 450 mm, Depth: 210 mm, Height: 500 mm