TP-LINK TL-SC3130G. Maximum resolution: 640 x 480 pixels, Video formats supported: M-JPEG, MPEG4, Analog signal format system: NTSC, PAL. Minimum illumination: 0.5 lx, Viewing angle, horizontal: 53 °, Viewing angle, vertical: 40 °. Sensor type: CMOS, Optical sensor size: 1/0.157 mm (1/4 "). Digital zoom: 10 x, Focal length range (f-f): 4 mm. Security algorithms supported: 128-bit WEP, 152-bit WEP, 64-bit WEP, HTTPS, WPA, WPA-PSK, WPA2, WPA2-PSK