A4Tech PK-333E. Megapixel: 0.3 MP, Maximum video resolution: 640 x 480 pixels, Maximum frame rate: 30 fps. Maximum image resolution: 640 x 480 pixels, Maximum interpolated image resolution: 5 MP. Sensor type: CMOS, Optical sensor size: 1/0.236 mm (1/6 "). Focal length range (f-f): 3.0 mm, Focus adjustment: Auto, Normal focusing range: 0.010 - ∞. Interface: USB, Colour of product: Black, White balance: Auto