A4Tech Globus Webcam. Maximum video resolution: 640 x 480 pixels, Maximum frame rate: 30 fps. Still image resolution(s): 160x120, 176x144, 320x240, 352x288. Sensor type: CMOS, Optical sensor size: 1/0.157 mm (1/4 "). Focus adjustment: Auto. Interface: USB, Viewing angle, horizontal: 54 °, Colour of product: Blue