Intellinet NFC31-IRWG. Maximum resolution: 1280 x 1024 pixels, Video formats supported: 3GPP, H.264, MPEG4, Frame rate: 30 fps. Sensor type: CMOS, Optical sensor size: 1/0.157 mm (1/4 "). Security algorithms supported: 128-bit WEP, 64-bit WEP, WPA, WPA2-PSK. Flash memory: 8 MB, Internal memory: 128 MB. Infra-red wavelength: 850 nm