IC Intracom NFD30. Maximum resolution: 640 x 480 pixels, Video formats supported: MPEG4, Frame rate: 30 fps. Minimum illumination: 0.5 lx. Sensor type: CMOS, Optical sensor size: 1/0.157 mm (1/4 "). Security algorithms supported: HTTPS. Flash memory: 8 MB, Internal memory: 64 MB