HP PhotoSmart M425. Megapixel: 5.25 MP, Image sensor size: 25.4/63.5 mm (1/2.5"), Sensor type: CCD. Optical zoom: 3x, Digital zoom: 7x, Focal length range (f-f): 6.25 - 17.25 mm. ISO sensitivity: 100, 200, 400, Auto. Flash modes: Auto, Flash off, Flash on, Red-eye reduction. Maximum video resolution: 320 x 240 pixels, Motion JPEG frame rate: 20 fps